[tx-robot] updated from transifex

apps/dav/l10n/ja.js

apps/dav/l10n/ja.json

apps/sharebymail/l10n/ru.js

apps/sharebymail/l10n/ru.json

apps/theming/l10n/ru.js

apps/theming/l10n/ru.json

apps/twofactor_backupcodes/l10n/ru.js

apps/twofactor_backupcodes/l10n/ru.json

apps/updatenotification/l10n/ru.js

apps/updatenotification/l10n/ru.json

core/l10n/de.js

core/l10n/de.json

core/l10n/fr.js

core/l10n/fr.json

lib/l10n/ar.js

lib/l10n/ar.json

lib/l10n/ja.js

lib/l10n/ja.json

settings/l10n/de.js

settings/l10n/de.json