常量本版本新增

NAI|AI_PERFORMANCE_BUREAUCRACY_MONTHS_BETWEEN_UPDATES

NAI|AI_PERFORMANCE_BUREAUCRACY_MONTHS_BETWEEN_UPDATESloading_screen/common/defines/00_defines.txt:690

Number of months between each AI update to add or remove bureaucracies

定义loading_screen/common/defines/00_defines.txt:690