Skip push of new container images for dependabot

Author: cgcgcg

.github/workflows/container.yml

@@ -78,7 +78,7 @@ jobs:
         ${{ steps.build_image.outputs.image }}:${{ env.TEST_IMAGE_TAG }}
 
     - name: Push To GHCR
-      if: github.event_name == 'push'
+      if: (github.event_name == 'push') && (github.actor != 'dependabot[bot]')
       uses: redhat-actions/push-to-registry@v2
       id: push
       with: