OO-106: Correct _REF to _REF_NAME

Author: Griznah

.github/workflows/synthetic-monitoring.yaml

@@ -77,7 +77,7 @@ jobs:
           retention-days: 2
 
   export-to-blackbox:
-    if: github.event_name == 'push' && github.ref == github.event.repository.default_branch
+    if: github.event_name == 'push' && github.ref_name == github.event.repository.default_branch
     needs: validate
     runs-on: ubuntu-latest
     name: Export config to blackbox-exporter