lint fix

Author: mustafauysal

includes/classes/Config.php

@@ -125,7 +125,7 @@ public function object_cache_file_content( $backend ) {
 		$string .= "\t" . 'include( \'' . $object_caches[ $backend ] . '\' );' . PHP_EOL;
 		$string .= '} else {' . PHP_EOL;
 		$string .= "\t" . 'define( \'POWERED_OBJECT_CACHE_HAS_PROBLEM\', true );' . PHP_EOL;
-		$string .= '}'.PHP_EOL;
+		$string .= '}' . PHP_EOL;
 
 		/**
 		 * Filters object-cache.php file contents.