chore: Update Github action package versions with SHA commit

Author: edx-requirements-bot

.github/workflows/validate.yml

@@ -10,27 +10,27 @@ jobs:
   tests:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
-    - uses: actions/setup-node@v4
+    - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+    - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
       with:
         node-version-file: '.nvmrc'
     - run: make validate.ci
     - name: Archive code coverage results
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
       with:
         name: code-coverage-report
         path: coverage/*.*
   coverage:
     runs-on: ubuntu-latest
     needs: tests
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
     - name: Download code coverage results
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@634f93cb2916e3fdff6788551b99b062d0335ce0 # v5.0.0
       with:
         pattern: code-coverage-report
     - name: Upload coverage
-      uses: codecov/codecov-action@v5
+      uses: codecov/codecov-action@75cd11691c0faa626561e295848008c8a7dddffe # v5.5.4
       with:
         fail_ci_if_error: true
         token: ${{ secrets.CODECOV_TOKEN }}