Use Slevomat sniffs instead of TypeHinting

Author: mmoll

Symfony/Sniffs/Commenting/TypeHintingSniff.php

@@ -113,6 +113,8 @@
         <message>There should always be a description, followed by a blank line, before the tags of a class comment.</message>
     </rule>
 
+    <rule ref="SlevomatCodingStandard.PHP.TypeCast" />
+    <rule ref="SlevomatCodingStandard.TypeHints.LongTypeHints" />
     <rule ref="SlevomatCodingStandard.Operators.DisallowEqualOperators" />
     <rule ref="SlevomatCodingStandard.ControlStructures.RequireYodaComparison" />
     <rule ref="SlevomatCodingStandard.Classes.RequireSingleLineMethodSignature">