chore(deps): update actions/github-script action to v8 (#250)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/test-build-resources-with-pandoc.yml

@@ -40,7 +40,7 @@ jobs:
           name: error_resources
           path: ./documents/
           retention-days: 1
-      - uses: actions/github-script@v7
+      - uses: actions/github-script@v8
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           script: |