Check cast directly (#665)

Author: TomasVotruba

rules/Symfony44/Rector/ClassMethod/ConsoleExecuteReturnIntRector.php

@@ -146,6 +146,10 @@ private function addReturn0ToExecuteClassMethod(ClassMethod $classMethod): void
 
     private function isReturnIntegerType(?Expr $expr): bool
     {
+        if ($expr instanceof Int_) {
+            return true;
+        }
+
         if ($expr instanceof Expr) {
             $returnedType = $this->getType($expr);
             if ($returnedType instanceof IntegerType) {