Code cleanup, no functional changes

app/Classes/FTN.php

@@ -56,6 +56,7 @@ abstract class FTN
 	 *
 	 * @param array $pack
 	 * @return string
+	 * @throws \Exception
 	 */
 	protected static function unpackheader(array $pack): string
 	{
@@ -75,6 +76,5 @@ abstract class FTN
 			->transform(function($k,$v) {return $k[1].$v;})
 			->values()
 			->join('/');
-		;
 	}
 }