github-actions: set git config user/email (#4865)

This is required when interacting with Git

Author: v1v

.github/workflows/bump-agent-versions.yml

@@ -26,6 +26,11 @@ jobs:
         with:
           go-version: 1.21
 
+      - name: Set git config
+        run: |
+          git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git config --global user.name "github-actions[bot]"
+
       - name: Set up branch
         run: git checkout -b update-agent-versions-$GITHUB_RUN_ID