Merge pull request #712 from contao-community-alliance/hotfix/trust_phpcs_release_key

Trust the release key of PHP_CodeSniffer 4.0.4

Author: zonky2

.phpcq.yaml.dist

@@ -64,6 +64,7 @@ phpcq:
     - 5E6DDE998AB73B8E
     - A978220305CD5C32
     - 97B02DD8E5071466
+    - 96E91A992CF22FF4
     # Composer normalize
     - C00543248C87FB13
     # phpmd