Change survey endpoint to citymania and add citymania settings

src/survey.cpp

@@ -127,6 +127,8 @@ static auto &GenericSettingTables()
 		_pathfinding_settings,
 		_script_settings,
 		_world_settings,
+		citymania::_settings,
+		citymania::_cmclient_settings,
 	};
 	return _generic_setting_tables;
 }