[tx-robot] updated from transifex

apps/files/l10n/et_EE.php

apps/files/l10n/gl.php

apps/files/l10n/ko.php

apps/files/l10n/sl.php

apps/files/l10n/uk.php

apps/files_external/l10n/uk.php

apps/files_sharing/l10n/ta_LK.php

apps/files_versions/l10n/ta_LK.php

apps/user_webdavauth/l10n/sl.php

apps/user_webdavauth/l10n/uk.php

core/l10n/de_DE.php

core/l10n/gl.php

core/l10n/ko.php

core/l10n/sl.php

l10n/de_DE/core.po

l10n/de_DE/settings.po

l10n/et_EE/files.po

l10n/gl/core.po

l10n/gl/files.po

l10n/gl/lib.po