Bump actions/github-script from 6 to 8 (#25866)

Bumps [actions/github-script](https://github.com/actions/github-script) from 6 to 8.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](https://github.com/actions/github-script/compare/v6...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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/develop_docs.yml

@@ -22,7 +22,7 @@ jobs:
     steps:
     - name: Deploy Develop
       if: ${{ github.repository == 'qmk/qmk_firmware' }}
-      uses: actions/github-script@v6
+      uses: actions/github-script@v8
       with:
         github-token: ${{ secrets.QMK_BOT_TOKEN }}
         script: |