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

Author: renovate[bot]

.github/workflows/renovate.yaml

@@ -29,7 +29,7 @@ jobs:
 
       - name: Fetch PR
         id: pr
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const response = await github.rest.repos.listPullRequestsAssociatedWithCommit({