minor #3556 DX: Add AutoReview/ComposerTest (keradus)
minor #3556 DX: Add AutoReview/ComposerTest (keradus)

This PR was squashed before being merged into the 2.2 branch (closes #3556).

Discussion
----------

DX: Add AutoReview/ComposerTest

Inspired by #3555

So, during merging one line into another, I will not mess up with branch aliasing

Commits
-------

44434cae DX: Add AutoReview/ComposerTest

kubawerlos/PHP-CS-Fixer,gharlan/PHP-CS-Fixer,Slamdunk/PHP-CS-Fixer,SpacePossum/PHP-CS-Fixer,keradus/PHP-CS-Fixer,kubawerlos/PHP-CS-Fixer,GrahamCampbell/PHP-CS-Fixer,Slamdunk/PHP-CS-Fixer,SpacePossum/PHP-CS-Fixer,GrahamCampbell/PHP-CS-Fixer,gharlan/PHP-CS-Fixer,FriendsOfPHP/PHP-CS-Fixer,FriendsOfPHP/PHP-CS-Fixer,keradus/PHP-CS-Fixer