build(deps): bump actions/github-script from 7 to 8

Bumps [actions/github-script](https://github.com/actions/github-script) from 7 to 8.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](https://github.com/actions/github-script/compare/v7...v8)

---
updated-dependencies:
- dependency-name: actions/github-script
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/release.yml

@@ -35,7 +35,7 @@ jobs:
       contents: write  # To push release commit/tag
     steps:
       - name: Find release branch
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         id: find-branch
         with:
           script: |
@@ -85,7 +85,7 @@ jobs:
         id: bump
         run: "tox -e update-version -- ${{ github.event.inputs.release_type }}"
       - name: Check milestone
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const milestones = await github.paginate(github.rest.issues.listMilestones, {
@@ -180,7 +180,7 @@ jobs:
       contents: write  # To change release
     steps:
       - name: Publish final release
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             await github.rest.repos.updateRelease({