Increase timeout for subtitle extraction to 30min (#7153)

CONTRIBUTORS.md

@@ -151,6 +151,7 @@
  - [peterspenler](https://github.com/peterspenler)
  - [MBR-0001](https://github.com/MBR-0001)
  - [jonas-resch](https://github.com/jonas-resch)
+ - [vgambier](https://github.com/vgambier)
 
 # Emby Contributors
 

MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs

@@ -434,7 +434,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
                     throw;
                 }
 
-                var ranToCompletion = await process.WaitForExitAsync(TimeSpan.FromMinutes(5)).ConfigureAwait(false);
+                var ranToCompletion = await process.WaitForExitAsync(TimeSpan.FromMinutes(30)).ConfigureAwait(false);
 
                 if (!ranToCompletion)
                 {