생산 방식이번 버전 변경

목탄 제조

char_coal_maintenancein_game/common/building_types/rural_buildings.txt:404

정의in_game/common/building_types/rural_buildings.txt:404

405produced = coal

406output = 0.8

408debug_max_profit = rural_profit_margin (0.2)

410lumber = 0.8889

411category = guild_input