CI: updated sync test's error check

scripts/workflows/test-sync-check.sh

@@ -1,6 +1,7 @@
 #!/bin/bash
-grep 'ERROR ' p2pool.log | grep -E -v 'submit_block|failed to bind' > errors.log
+grep 'ERROR ' p2pool.log | grep -E -v 'submit_block|failed to bind|ZMQ is not running' > errors.log
 
 if [ -s errors.log ]; then
+	cat errors.log
 	exit 1
 fi