Merge pull request #429 from cakephp/fix-void-null-type-order-conflict-5x

[5.x] Fix conflict between TypeHintSniff and Slevomat null position sniff

Author: dereuromark

CakePHP/ruleset.xml

@@ -234,7 +234,6 @@
             <property name="withSpacesAroundOperators" value="no"/>
             <property name="withSpacesInsideParentheses" value="no"/>
             <property name="shortNullable" value="yes"/>
-            <property name="nullPosition" value="last"/>
         </properties>
         <exclude-pattern>*/tests/*</exclude-pattern>
     </rule>