BUG#35286974: Optimize the garbage_collect of group_replication [post-fix]

Missed check on test to only run on debug builds.

Change-Id: I2aa1c5bed5ad2bf642d77792804ea82b4a75aefd

Author: Anibal Pinto

mysql-test/suite/group_replication/t/gr_certifier_garbage_collection_counter_overflow.test

@@ -19,6 +19,7 @@
 # 8. Cleanup
 ###############################################################################
 
+--source include/have_debug.inc
 --source include/big_test.inc
 --source include/not_valgrind.inc
 --source include/not_asan.inc