i18n: Add Russian translation file
Created by: LNJ2
You'll be able to translate it on weblate: https://hosted.weblate.org/projects/kaidan/translations/
[This is also a test if it really works]
Created by: LNJ2
You'll be able to translate it on weblate: https://hosted.weblate.org/projects/kaidan/translations/
[This is also a test if it really works]