[YoutubeBridge] Fix sniff violation

This is a fix for a sniff violation not detected by newer versions
of phpcs (not sure why though, it's detected in version 2.7.1).

bridges/YoutubeBridge.php

@@ -226,5 +226,5 @@ class YoutubeBridge extends BridgeAbstract {
 		default:
 			return parent::getName();
 		}
-  }
+	}
 }