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-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/ci.yml

@@ -96,7 +96,7 @@ jobs:
       run: terraform plan -no-color
       continue-on-error: true
 
-    - uses: actions/github-script@v6
+    - uses: actions/github-script@v7
       if: github.event_name == 'pull_request'
       env:
         PLAN: "terraform\n${{ steps.plan.outputs.stdout }}"