Remove vacuum_drop_phase_ao from parallel group
as an experiment. We want to see if it becomes less flakey.
@@ -45,7 +45,9 @@ test: gdd/end
# concurrent test, so run the test by itself.
test: deadlock_under_entry_db_singleton
-test: starve_case pg_views_concurrent_drop alter_blocks_for_update_and_viceversa drop_rename reader_waits_for_lock resource_queue misc vacuum_drop_phase_ao
+test: starve_case pg_views_concurrent_drop alter_blocks_for_update_and_viceversa drop_rename reader_waits_for_lock resource_queue misc
+test: vacuum_drop_phase_ao
+
# below test(s) inject faults so each of them need to be in a separate group
test: pg_terminate_backend
