feat(occ): Add --disabled option to occ user:list

Allows to easily list disabled users from cli in a efficient way

Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>

core/Command/User/ListCommand.php

 			->setName('user:list')
 			->setDescription('list configured users')
 			->addOption(
+				'disabled',
+				'd',
+				InputOption::VALUE_NONE,
+				'List disabled users only'
+			)->addOption(
 				'limit',
 				'l',
 				InputOption::VALUE_OPTIONAL,
 	}
 
 	protected function execute(InputInterface $input, OutputInterface $output): int {
-		$users = $this->userManager->searchDisplayName('', (int) $input->getOption('limit'), (int) $input->getOption('offset'));
+		if ($input->getOption('disabled')) {
+			$users = $this->userManager->getDisabledUsers((int) $input->getOption('limit'), (int) $input->getOption('offset'));
+		} else {
+			$users = $this->userManager->searchDisplayName('', (int) $input->getOption('limit'), (int) $input->getOption('offset'));
+		}
 
 		$this->writeArrayInOutputFormat($input, $output, $this->formatUsers($users, (bool)$input->getOption('info')));
 		return 0;