Skip return type check fro hook callbacks

Author: gmazzap

Inpsyde/Sniffs/CodeQuality/ReturnTypeDeclarationSniff.php

@@ -41,6 +41,10 @@ public function register()
      */
     public function process(File $file, $position)
     {
+        if (Helpers::isHookClosure($file, $position) || Helpers::isHookFunction($file, $position)) {
+            return;
+        }
+
         list($functionStart, $functionEnd) = Helpers::functionBoundaries($file, $position);
         if (!$functionStart < 0 || $functionEnd <= 0) {
             return;