[tx-robot] updated from transifex

apps/accessibility/l10n/ko.js

apps/accessibility/l10n/ko.json

apps/comments/l10n/ko.js

apps/comments/l10n/ko.json

apps/dav/l10n/ko.js

apps/dav/l10n/ko.json

apps/encryption/l10n/ko.js

apps/encryption/l10n/ko.json

apps/federatedfilesharing/l10n/ko.js

apps/federatedfilesharing/l10n/ko.json

apps/federation/l10n/ko.js

apps/federation/l10n/ko.json

apps/files_external/l10n/ko.js

apps/files_external/l10n/ko.json

apps/files_external/l10n/ru.js

apps/files_external/l10n/ru.json

apps/files_sharing/l10n/ko.js

apps/files_sharing/l10n/ko.json

apps/files_trashbin/l10n/ko.js

apps/files_trashbin/l10n/ko.json