Use personal access token on rebase

Author: stefanprodan

.github/workflows/rebase.yaml

@@ -18,4 +18,4 @@ jobs:
       - name: Automatic Rebase
         uses: cirrus-actions/[email protected]
         env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.PAT }}