feat: remove experience

Minecraft.Client/MultiPlayerGameMode.cpp

@@ -442,11 +442,6 @@ void MultiPlayerGameMode::releaseUsingItem(shared_ptr<Player> player)
 	player->releaseUsingItem();
 }
 
-bool MultiPlayerGameMode::hasExperience()
-{
-	return true;
-}
-
 bool MultiPlayerGameMode::hasMissTime()
 {
 	return !localPlayerMode->isCreative();