mysql: increased thread_stack to 192k since 10.5.27

data/conf/mysql/my.cnf

@@ -20,7 +20,7 @@ thread_cache_size       = 8
 query_cache_type        = 0
 query_cache_size        = 0
 max_heap_table_size     = 48M
-thread_stack            = 128K
+thread_stack            = 192K
 skip-host-cache
 skip-name-resolve
 log-warnings            = 0