Fix IPC not working in release

Author: LittleEndu

osu.Game/OsuGame.cs

@@ -89,7 +89,7 @@ public partial class OsuGame : OsuGameBase, IKeyBindingHandler<GlobalAction>, IL
         // Different port allows running release and debug builds alongside each other.
         public const string IPC_PIPE_NAME = "osu-lazer-debug";
 #else
-        public const string IPC_PORT = "osu-lazer";
+        public const string IPC_PIPE_NAME = "osu-lazer";
 #endif
 
         /// <summary>