modify php.ini memory_limit 128 -> 256 M for yii2 class autoload script

Author: goindow

php-fpm/php.ini

@@ -401,7 +401,7 @@ max_input_time = 60
 
 ; Maximum amount of memory a script may consume (128MB)
 ; http://php.net/memory-limit
-memory_limit = 128M
+memory_limit = 256M
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ; Error handling and logging ;