fix: #58828 occ group:list -i displays user's name too

[smarinier]

• Resolves: Display user name with occ group:list #58828

Summary

occ group:list displays uids only. That is useless with generated uids (sso).
Using -i allow to have user's name too on list print

TODO

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Tests (unit, integration, api and/or acceptance) are included
• Screenshots before/after for front-end changes
• Documentation (manuals or wiki) has been updated or is not required
• Backports requested where applicable (ex: critical bugfixes)
• Labels added where applicable (ex: bug/enhancement, 3. to review, feature component)
• Milestone added for target branch/version (ex: 32.x for stable32)

AI (if applicable)

• The content of this PR was partly or fully generated using AI

[CarlSchwan]

Suggested change

	return array_map(function ($userId) use ($addInfo) {
	$user = $addInfo ? $this->userManager->get($userId) : null;
	return (string)$userId . ($user ? ': ' . $user->getDisplayName() : '');
	$users = $group->getUsers();
	return array_map(function (IUser $user) use ($addInfo): string {
	return $user->getUID() . ($addInfo ? ': ' . $user->getDisplayName() : '');

Should be a lot more efficient

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