only:handling Connectors: looks like nothing to commit

.github/workflows/custom-board-build.yaml

@@ -82,7 +82,11 @@ jobs:
       - name: Push Connectors
         run: |
           git add connectors/*
-          git commit -am "GHA Connectors Generated"
+          OUT=$(git commit -am "GHA Connectors Generated" 2>&1) || echo "commit failed, finding out why"
+          if echo "$OUT" | grep 'nothing to commit'; then
+            echo "Connectors: looks like nothing to commit"
+            exit 0
+          fi
 
       - name: Push
         uses: ad-m/github-push-action@master