Squiz/ClosingDeclarationComment: sort registered tokens alphabetically

This should make it easier to find if a given is registered by this
sniff or not.

Author: rodrigoprimo

src/Standards/Squiz/Sniffs/Commenting/ClosingDeclarationCommentSniff.php

@@ -24,10 +24,10 @@ class ClosingDeclarationCommentSniff implements Sniff
     public function register()
     {
         return [
-            T_FUNCTION,
             T_CLASS,
-            T_INTERFACE,
             T_ENUM,
+            T_FUNCTION,
+            T_INTERFACE,
         ];
 
     }//end register()