cleanup languages. closes #11274

apps/files_trashbin/l10n/de_CH.js

apps/files_trashbin/l10n/de_CH.json

apps/files_trashbin/l10n/sk.js

apps/files_trashbin/l10n/sk.json

apps/files_trashbin/l10n/sk.php

apps/files_trashbin/l10n/ur.js

apps/files_trashbin/l10n/ur.json

apps/files_trashbin/l10n/ur.php

apps/files_versions/l10n/de_CH.js

apps/files_versions/l10n/de_CH.json

apps/user_ldap/l10n/de_CH.js

apps/user_ldap/l10n/de_CH.json

apps/user_ldap/l10n/hi_IN.js

apps/user_ldap/l10n/hi_IN.json

apps/user_ldap/l10n/hi_IN.php

apps/user_ldap/l10n/sk.js

apps/user_ldap/l10n/sk.json

apps/user_ldap/l10n/sk.php

apps/user_ldap/l10n/ur.js

apps/user_ldap/l10n/ur.json