Serverlist: announce mg_name from map_meta.txt instead of minetest.conf

src/server.cpp

@@ -687,6 +687,7 @@ void Server::AsyncRunStep(bool initial_step)
 					m_env->getGameTime(),
 					m_lag,
 					m_gamespec.id,
+					m_emerge->params.mg_name,
 					m_mods);
 			counter = 0.01;
 		}