BitMax fetchClosedOrders limit fix We use v1 API so it will work with `n` not `pageSize` v1: https://github.com/bitmax-exchange/api-doc/blob/master/archive/bitmax-api-doc-v1.1.md#list-historical-orders-api_pathorderhistory v2: https://github.com/bitmax-exchange/api-doc/blob/master/bitmax-api-doc-v1.2.md#list-historical-orders-api_pathorderhistory [ci skip]