TRANSLATION: Update Russian translation

Currently translated at 87.5% (2027 of 2315 strings)

Co-authored-by: Watashi o yūwaku suru <aksueikava@gmail.com>
Translate-URL: https://hosted.weblate.org/projects/mumble/mumble-client/ru/
Translation: Mumble/Mumble Client

src/mumble/mumble_ru.ts

@@ -1110,7 +1110,7 @@ This value allows you to set the maximum number of users allowed in the channel.
     </message>
     <message>
         <source>Audio input device</source>
-        <translation type="unfinished"></translation>
+        <translation>Устройство аудиоввода</translation>
     </message>
     <message>
         <source>Transmission mode</source>