[tx-robot] updated from transifex

apps/files/l10n/th_TH.php

apps/files/l10n/tr.php

apps/files/l10n/uk.php

apps/files/l10n/vi.php

apps/files/l10n/zh_CN.php

apps/files/l10n/zh_TW.php

apps/files_sharing/l10n/zh_TW.php

apps/files_trashbin/l10n/pt_PT.php

apps/files_trashbin/l10n/zh_TW.php

core/l10n/ar.php

core/l10n/ca.php

core/l10n/cs_CZ.php

core/l10n/cy_GB.php

core/l10n/da.php

core/l10n/de.php

core/l10n/de_CH.php

core/l10n/de_DE.php

core/l10n/el.php

core/l10n/eo.php

core/l10n/es.php