[tx-robot] updated from transifex

apps/files/l10n/ca.php

apps/files/l10n/cs_CZ.php

apps/files/l10n/es.php

apps/files/l10n/fi_FI.php

apps/files/l10n/fr.php

apps/files/l10n/it.php

apps/files/l10n/lv.php

apps/files/l10n/pt_PT.php

apps/files/l10n/zh_TW.php

apps/files_encryption/l10n/pt_PT.php

apps/files_trashbin/l10n/pt_PT.php

apps/files_versions/l10n/pt_PT.php

apps/user_ldap/l10n/pt_PT.php

core/l10n/es.php

core/l10n/fr.php

core/l10n/lv.php

core/l10n/pt_PT.php

core/l10n/zh_TW.php

l10n/af_ZA/settings.po

l10n/ar/settings.po