Merge pull request #824 from nextcloud/backport/821/stable30

[stable30] fix: add missing description to command

Author: skjnldsv

lib/Command/GetRecommendations.php

@@ -30,6 +30,7 @@ public function __construct(IUserManager $userManager,
 
 	protected function configure() {
 		$this->setName('files:recommendations:recommend');
+		$this->setDescription('Shows recommended files for an account');
 		$this->addArgument(
 			'uid',
 			InputArgument::REQUIRED,