move the fight selection to weekend

devTools/types/FC/facilities.d.ts

src/004-base/basePitFight.js

src/events/scheduled/pitFight.js

src/facilities/pit/fights/0_lethalRandom.js

src/facilities/pit/fights/0_nonLethalRandom.js

src/facilities/pit/fights/1_lethalBodyguard.js

src/facilities/pit/fights/1_nonLethalBodyguard.js

src/facilities/pit/pit.js

src/facilities/pit/pitFightList.js

src/facilities/pit/pitUtils.js