fixed syntax error

Author: RaduCristianPopescu

includes/admin/feedzy-rss-feeds-import.php

@@ -190,7 +190,8 @@ public function enqueue_styles() {
 						),
 						'validation_messages' => array(
 							'invalid_feed_url' => __( 'Invalid feed URL.', 'feedzy-rss-feeds' ),
-							'error_validating_feed_url' => __( 'Error validating feed URL.', 'feedzy-rss-feeds' ),
+							'error_validating_feed_url' => __( 'Error validating feed URL.', 'feedzy-rss-feeds' )
+						),
 					),
 				)
 			);