Try this

Author: jrfnl

tests/Core/Ruleset/ExpandRulesetReferenceTest.xml

@@ -2,6 +2,6 @@
 <ruleset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" name="ExpandRulesetReferenceTest" xsi:noNamespaceSchemaLocation="https://raw.githubusercontent.com/PHPCSStandards/PHP_CodeSniffer/master/phpcs.xsd">
 
     <!-- LINE 993-994 ?? test ONLINE Including a category of sniffs via a ruleset relative directory ref. -->
-    <rule ref="./fixtures/teststandard/sniffs/validsniffs"/>
+    <rule ref="psr12.keywords.shortformtypekeywords"/>
 
 </ruleset>