fix (phpcs) exclude dist

Author: ptesei

phpcs.xml.dist

@@ -14,6 +14,7 @@
     <!-- Exclude the Composer Vendor directory. -->
     <exclude-pattern>src/</exclude-pattern>
     <exclude-pattern>vendor/</exclude-pattern>
+    <exclude-pattern>dist/</exclude-pattern>
 
     <rule ref="WordPress-Extra">
         <!-- Exclude as we use a custom autoloader. -->