Disable some test that fails constantly

mysql-test/suite/galera/disabled.def

@@ -56,3 +56,7 @@ MW-284 : MDEV-13549 Galera test failures 10.1
 galera_as_slave : MDEV-13549 Galera test failures 10.1
 galera_var_innodb_disallow_writes : MDEV-10949
 galera_kill_applier : race condition at the start of the test
+GAL-480 : "Lost connection to MySQL"
+MW-328A : "Found wrong usage of mutex"
+MW-328B : "Found wrong usage of mutex"
+MW-328C : "Found wrong usage of mutex"

mysql-test/suite/wsrep/disabled.def

+wsrep.foreign_key : Sporadic failure "WSREP has not yet prepared node for application use"
 

storage/rocksdb/mysql-test/rocksdb/t/disabled.def

@@ -67,6 +67,8 @@ lock_wait_timeout_stats: MDEV-13404
 
 compact_deletes: MDEV-12663 : rocksdb.compact_deletes times out and causes other tests to fail
 blind_delete_without_tx_api: MDEV-12286: rocksdb.blind_delete_without_tx_api test fails
+unique_check: wrong error number
+autoinc_vars_thread: debug sync point wait timed out
 
 # Enabling these didn't seem to cause any trouble:
 # autoinc_vars_thread : MDEV-12474 Regularly fails on buildbot
@@ -82,5 +84,3 @@ information_schema : MariaRocks: requires GTIDs
 mysqlbinlog_gtid_skip_empty_trans_rocksdb : MariaRocks: requires GTIDs
 read_only_tx : MariaRocks: requires GTIDs
 rpl_row_triggers : MariaRocks: requires GTIDs
-
-