Revert "project: add groovy dependency"

runelite-mixins/src/main/java/net/runelite/mixins/RSClientMixin.java

@@ -1937,11 +1937,5 @@ public abstract class RSClientMixin implements RSClient
 	{
 		setStopTimeMs(1);
 	}
-
-	@Replace("doCheat")
-	static void doCheat(String cheat)
-	{
-		//This prevents the contents of all of our chat commands from getting sent to the server, no need to tell Jagex we're using the client
-	}
 }