MAGETWO-56989: Deployment process can't be executed on separate machine

-move deploy static command

Author: Sergii Kovalenko

app/code/Magento/Deploy/Test/Unit/Console/Command/DeployStaticContentCommandTest.php renamed to setup/src/Magento/Setup/Test/Unit/Console/Command/DeployStaticContentCommandTest.php

@@ -3,7 +3,7 @@
  * Copyright © 2016 Magento. All rights reserved.
  * See COPYING.txt for license details.
  */
-namespace Magento\Deploy\Test\Unit\Console\Command;
+namespace Magento\Setup\Test\Unit\Console\Command;
 
 use Magento\Setup\Console\Command\DeployStaticContentCommand;
 use Symfony\Component\Console\Tester\CommandTester;