Action accumulator non blocking exception info

src/PixiEditor/Models/DocumentModels/ActionAccumulator.cs

@@ -164,7 +164,7 @@ internal class ActionAccumulator
 #if DEBUG
             Console.WriteLine(e);
 #endif
-            CrashHelper.SendExceptionInfoAsync(e);
+            CrashHelper.SendExceptionInfo(e);
             throw;
         }