import { RagfairPriceService } from "https://deno.land/x/sptaki@1.2.0/services/RagfairPriceService.d.ts";
using data from config, adjust an items price to be relative to its handbook price
Parameters
handbookPrices: HandbookItem[]
Prices of items in handbook
unreasonableItemChange: IUnreasonableModPrices
Change object from config