[Fix] ITapGateway: fixed: sequence of bid price is error
[Fix] ITapGateway: fixed: sequence of bid price is error

vnpy/vnpy,msincenselee/vnpy,bigdig/vnpy,andrewchenshx/vnpy,bigdig/vnpy,msincenselee/vnpy,andrewchenshx/vnpy,vnpy/vnpy,msincenselee/vnpy,andrewchenshx/vnpy,andrewchenshx/vnpy,andrewchenshx/vnpy,bigdig/vnpy,bigdig/vnpy,msincenselee/vnpy