chore(): add bahncard 100 1st/2nd to loyaltycards list
Values taken from: https://github.com/marudor/bahn.expert/blob/0f61bf4852e7ff43b4a4f5e70bdc7c0ff703f4a1/src/server/HAFAS/TripSearch/mapLoyalityCard.ts#L17
BC100 2nd class with a search in first class seems to return the right upgrade price.