fix potentioal cancellation exception

Author: LucHeart

ShockOsc/Services/ShockOsc.cs

@@ -125,7 +125,8 @@ private async Task SetupVrcClient((OscQueryServer, IPEndPoint)? client)
     {
         // Stop existing loops
         await _loopCts.CancelAsync();
-        await Task.WhenAll(_loopTasks);
+        try { await Task.WhenAll(_loopTasks); }
+        catch (OperationCanceledException) { }
         _loopCts.Dispose();
         _loopCts = new CancellationTokenSource();