Disable MissingTraversable TypeHint (#62)

Waiting for upstream doctrine/coding-standard#258

Author: simPod

src/Cdn77/ruleset.xml

@@ -25,6 +25,11 @@
 
         <!-- replaced by SlevomatCodingStandard.Commenting.RequireOneLineDocComment -->
         <exclude name="SlevomatCodingStandard.Commenting.RequireOneLinePropertyDocComment"/>
+
+        <!-- Tools like PHPStan or Psalm check this better -->
+        <exclude name="SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingTraversableTypeHintSpecification" />
+        <exclude name="SlevomatCodingStandard.TypeHints.PropertyTypeHint.MissingTraversableTypeHintSpecification" />
+        <exclude name="SlevomatCodingStandard.TypeHints.ReturnTypeHint.MissingTraversableTypeHintSpecification" />
     </rule>
 
     <rule ref="SlevomatCodingStandard.Arrays.MultiLineArrayEndBracketPlacement"/>