fix(autoload): Fix PHP Fatal error: ClassFilesSniff namespace clash (#3048092)

coder_sniffer/DrupalPractice/ruleset.xml

@@ -8,9 +8,6 @@
   <arg name="extensions" value="php,module,inc,install,test,profile,theme,yml"/>
 
   <autoload>../Drupal/autoload.php</autoload>
- <!-- We use a static method from a sniff from the other standard, so we need
- this autoload hack here. -->
- <autoload>../Drupal/Sniffs/InfoFiles/ClassFilesSniff.php</autoload>
 
   <rule ref="Internal.NoCodeFound">
     <!-- Empty files are fine, might be used for testing. -->