updates

.github/workflows/dependabot-prs-manager.yaml

@@ -40,7 +40,6 @@ jobs:
         uses: actions/checkout@v4
         with:
           ref: ${{ matrix.pr.headRefName }}
-          token: ${{ secrets.NIGHTLY_GH_PAT }}
 
       - name: Process PR
         run: |
@@ -72,5 +71,7 @@ jobs:
 
           # Otherwise, re-run all workflows.
           echo "Less than half of the validate-* jobs are successful. Re-running all workflows."
-          git commit --allow-empty -m "Re-run workflows"
+          git config --global user.email ${{ github.actor }}@users.noreply.github.com
+          git config --global user.name ${{ github.actor }}
+          git commit --allow-empty -m "[dependabot skip] Re-run workflows. [Triggered by the [dependabot-prs-manager](https://github.com/replicatedhq/kots/blob/main/.github/workflows/dependabot-prs-manager.yaml) GitHub action]"
           git push origin $branch