Fix typo in stadt_t::build_city_buildings

git-svn-id: svn://tron.homeunix.org/simutrans/simutrans/trunk@11702 8aca7d54-2c30-db11-9de9-000461428c89

Author: ceeac

src/simutrans/world/simcity.cc

@@ -3237,8 +3237,8 @@ void stadt_t::build_city_building(koord k)
 				maxsize = koord(2, 1);
 				new_pos.x -= 1;
 				break;
-			case 0x00110:
-			case 0x00111:
+			case 0b00110:
+			case 0b00111:
 				maxsize = koord(1, 3);
 				new_pos.y -= 1;
 				break;