Update ru.json (#2669)
Update ru.json (#2669)

* Update ru.json

I skipped "playback-label-info-track" and "settings-option-custom-theme-should-track-system" cause i have absolutely no clue what do they mean.

* Update ru.json

petuhovskiy/Google-Play-Music-Desktop-Player-UNOFFICIAL-,petuhovskiy/Google-Play-Music-Desktop-Player-UNOFFICIAL-,petuhovskiy/Google-Play-Music-Desktop-Player-UNOFFICIAL-