minor #2644 DescribeCommandTest - fix test execution on decorated console (keradus)
minor #2644 DescribeCommandTest - fix test execution on decorated console (keradus)

This PR was squashed before being merged into the 2.1 branch (closes #2644).

Discussion
----------

DescribeCommandTest - fix test execution on decorated console

Under Windows, dunno if happens on Unix as well.
On non-decorated console original test works, on decorated - it doesn't.

Commits
-------

b8d5dcd DescribeCommandTest - fix test execution on decorated console

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