ci(deps): bump actions/github-script from 6 to 7

Bumps [actions/github-script](https://github.com/actions/github-script) from 6 to 7.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](actions/github-script@v6...v7)

---
updated-dependencies:
- dependency-name: actions/github-script
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/changelog.yml

@@ -17,7 +17,7 @@ jobs:
 
       - name: Generate changelog
         id: changelog
-        uses: actions/github-script@v6
+        uses: actions/github-script@v7
         with:
           script: |
             const { data: commits } = await github.rest.repos.compareCommits({

.github/workflows/security.yml

@@ -67,7 +67,7 @@ jobs:
 
       - name: Comment PR with security findings
         if: github.event_name == 'pull_request'
-        uses: actions/github-script@v6
+        uses: actions/github-script@v7
         with:
           script: |
             const fs = require('fs');