Bump the github-actions group with 4 updates

Bumps the github-actions group with 4 updates: [actions/checkout](https://github.com/actions/checkout), [actions/upload-artifact](https://github.com/actions/upload-artifact), [actions/setup-python](https://github.com/actions/setup-python) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `actions/checkout` from 4 to 5
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v5)

Updates `actions/upload-artifact` from 4 to 5
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v5)

Updates `actions/setup-python` from 5 to 6
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v5...v6)

Updates `actions/download-artifact` from 4 to 6
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v4...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: actions/upload-artifact
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: actions/setup-python
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
- dependency-name: actions/download-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/build-electron-apps.yml

@@ -30,7 +30,7 @@ jobs:
       matrix: ${{ steps.discover.outputs.matrix }}
       has_apps: ${{ steps.discover.outputs.has_apps }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Free disk space
         uses: ./.github/actions/free-disk-space
@@ -88,7 +88,7 @@ jobs:
         app: ${{ fromJson(needs.discover-apps.outputs.matrix).app }}
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6

.github/workflows/build_installer.yml

@@ -37,7 +37,7 @@ jobs:
       INSTALLER_HASH: ${{ steps.calculate_hash.outputs.INSTALLER_HASH }}
       COMMIT_HASH: ${{ steps.get_commit.outputs.COMMIT_HASH }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Print Git History and Version Info
         run: |

.github/workflows/lint.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event_name != 'pull_request' || github.event.pull_request.draft == false || contains(github.event.pull_request.labels.*.name, 'ready_for_ci')
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Free disk space
         uses: ./.github/actions/free-disk-space

.github/workflows/local_hybrid_tests.yml

@@ -35,7 +35,7 @@ jobs:
     needs: build-installer
     if: github.event_name != 'pull_request' || github.event.pull_request.draft == false || contains(github.event.pull_request.labels.*.name, 'ready_for_ci')
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Remove existing GAIA installation
         shell: powershell
@@ -57,7 +57,7 @@ jobs:
           Write-Host "Expected installer hash: ${{ needs.build-installer.outputs.INSTALLER_HASH }}"
 
       - name: Download GAIA Installer
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v6
         with:
           name: gaia-windows-installer-${{ needs.build-installer.outputs.VERSION }}-${{ needs.build-installer.outputs.COMMIT_HASH }}
           path: installer

.github/workflows/publish_installer.yml

@@ -30,7 +30,7 @@ jobs:
     needs: [build-installer, build-electron-apps]
     if: always() && needs.build-installer.result == 'success' && (needs.build-electron-apps.result == 'success' || needs.build-electron-apps.result == 'skipped')
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0  # Fetch all history for release notes generation
 

.github/workflows/test_agent_mcp_server.yml

@@ -28,14 +28,14 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Free disk space
         if: matrix.os == 'ubuntu-latest'
         uses: ./.github/actions/free-disk-space
 
       - name: Set up Python 3.12
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.12'
 
@@ -90,7 +90,7 @@ jobs:
 
       - name: Upload test results
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: test-results-${{ matrix.os }}
           path: |

.github/workflows/test_api.yml

@@ -26,7 +26,7 @@ jobs:
     if: github.event_name != 'pull_request' || github.event.pull_request.draft == false || contains(github.event.pull_request.labels.*.name, 'ready_for_ci')
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Free disk space
         uses: ./.github/actions/free-disk-space

.github/workflows/test_chat_sdk.yml

@@ -33,7 +33,7 @@ jobs:
     runs-on: [stx, miniforge]
     if: github.event_name != 'pull_request' || github.event.pull_request.draft == false || contains(github.event.pull_request.labels.*.name, 'ready_for_ci')
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Download and Install Miniforge
         run: |

.github/workflows/test_code_agent.yml

@@ -26,7 +26,7 @@ jobs:
     if: github.event_name != 'pull_request' || github.event.pull_request.draft == false || contains(github.event.pull_request.labels.*.name, 'ready_for_ci')
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Free disk space
         uses: ./.github/actions/free-disk-space

.github/workflows/test_electron.yml

@@ -24,7 +24,7 @@ jobs:
     if: github.event_name != 'pull_request' || github.event.pull_request.draft == false
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Free disk space
         uses: ./.github/actions/free-disk-space
@@ -60,7 +60,7 @@ jobs:
     if: github.event_name != 'pull_request' || github.event.pull_request.draft == false
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Free disk space
         uses: ./.github/actions/free-disk-space
@@ -98,7 +98,7 @@ jobs:
     timeout-minutes: 20
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Free disk space
         uses: ./.github/actions/free-disk-space
@@ -142,7 +142,7 @@ jobs:
             path: src/gaia/apps/example/webui
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Free disk space
         uses: ./.github/actions/free-disk-space
@@ -215,7 +215,7 @@ jobs:
             path: src/gaia/apps/example/webui
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Free disk space
         uses: ./.github/actions/free-disk-space