Apply php-cs-fixer new rules

lib/Minify/Cache/Null.php

@@ -5,8 +5,6 @@
  *
  * If this is used, Minify will not use a cache and, for each 200 response, will
  * need to recombine files, minify and encode the output.
- *
- * @package Minify
  */
 class Minify_Cache_Null implements Minify_CacheInterface
 {
@@ -64,4 +62,4 @@ class Minify_Cache_Null implements Minify_CacheInterface
     public function fetch($id)
     {
     }
-}
+}