[tx-robot] updated from transifex

apps/accessibility/l10n/vi.js

apps/accessibility/l10n/vi.json

apps/dav/l10n/tr.js

apps/dav/l10n/tr.json

apps/federatedfilesharing/l10n/de.js

apps/federatedfilesharing/l10n/de.json

apps/files/l10n/ru.js

apps/files/l10n/ru.json

apps/settings/l10n/bg.js

apps/settings/l10n/bg.json

apps/settings/l10n/de.js

apps/settings/l10n/de.json

apps/settings/l10n/ru.js

apps/settings/l10n/ru.json

apps/settings/l10n/sk.js

apps/settings/l10n/sk.json

apps/settings/l10n/vi.js

apps/settings/l10n/vi.json

apps/theming/l10n/vi.js

apps/theming/l10n/vi.json