chore(deps): pin actions/github-script action to 60a0d83 (#595)

Co-authored-by: grafanarenovatebot[bot] <146220760+grafanarenovatebot[bot]@users.noreply.github.com>

.github/workflows/check-for-non-releasable-actions.yaml

@@ -36,7 +36,7 @@ jobs:
             ./release-please-config.json
 
       - name: Check for non-releasable actions
-        uses: actions/github-script@v7
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7
         with:
           script: |
             const fs = require('fs/promises');