Update src/PRoCon.Core/TeamspeakSync.cs

Enable higher codec quality. This will improve voice communication when teams are split into squads.  Default is typically 7. From: http://www.phogue.net/forumvb/showthread.php?1464-Teamspeak-3-Sync-BC2-BF3&p=54672&viewfull=1#post54672
Merge pull request #5 from dyn0/patch-1

Update src/PRoCon.Core/TeamspeakSync.cs