Fixed failures from changing values of thread_stack and thread_cache_size

Added --thread_cache_size=0 to some tests that was depending on not having
a thread cache.

mysql-test/r/mysqld--help.result

@@ -1432,7 +1432,7 @@ thread-pool-idle-timeout 60
 thread-pool-max-threads 1000
 thread-pool-oversubscribe 3
 thread-pool-stall-limit 500
-thread-stack 295936
+thread-stack 296960
 time-format %H:%i:%s
 timed-mutexes FALSE
 tmp-table-size 16777216

mysql-test/suite/perfschema/t/threads_mysql-master.opt

---event-scheduler
+--event-scheduler --thread-cache-size=0

mysql-test/suite/sys_vars/t/thread_cache_size_func-master.opt

+--thread-cache-size=0