MQE-1057: Update metadata filenames convention

- Fix static check error

Author: tomreece

src/Magento/FunctionalTestingFramework/Upgrade/RenameMetadataFiles.php

@@ -47,7 +47,8 @@ public function execute(InputInterface $input)
      * @param string $oldFileName
      * @return string
      */
-    private function convertFileName(string $oldFileName) {
+    private function convertFileName(string $oldFileName)
+    {
         $stripEnding = preg_replace("/-meta.xml/", "", $oldFileName);
         $hyphenToUnderscore = str_replace("-", "_", $stripEnding);
         $parts = explode("_", $hyphenToUnderscore);