Disable metadata sync for helper functions

src/test/regress/sql/multi_test_helpers_superuser.sql

@@ -9,6 +9,7 @@ ALTER SYSTEM SET citus.metadata_sync_retry_interval TO 500;
 SELECT pg_reload_conf();
 
 -- Verifies pg_dist_node and pg_dist_placement in the given worker matches the ones in coordinator
+SET citus.enable_metadata_sync TO OFF;
 CREATE OR REPLACE FUNCTION verify_metadata(hostname TEXT, port INTEGER, master_port INTEGER DEFAULT 57636)
     RETURNS BOOLEAN
     LANGUAGE sql
@@ -65,3 +66,4 @@ BEGIN
   PERFORM public.wait_until_metadata_sync(30000);
 END;
 $function$;
+RESET citus.enable_metadata_sync;