fix(transifex): Adjust check for translation of apps

[nickvergessen]

• Fix Profile app in server seems to not sync to transifex docker-ci#714

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)

[susnux]

Unrelated, but should we also check the lib translations?
Currently it is:

$directories = [
	__DIR__ . '/../core/l10n',
];

Should it not be:

$directories = [
	__DIR__ . '/../core/l10n',
	__DIR__ . '/../lib/l10n',
];