Fix CS

Author: fabpot

src/Symfony/Component/PropertyInfo/Util/PhpDocTypeHelper.php

@@ -122,7 +122,7 @@ private function createType(DocType $type, bool $nullable, string $docType = nul
             $collectionKeyType = $this->getTypes($type->getKeyType())[0];
 
             $collectionValueTypes = $this->getTypes($type->getValueType());
-            if (0 === \count($collectionValueTypes) || \count($collectionValueTypes) > 1) {
+            if (\count($collectionValueTypes) != 1) {
                 // the Type class does not support union types yet, so assume that no type was defined
                 $collectionValueType = null;
             } else {