doc fix for request response
doc fix for request response


Former-commit-id: c7822c76132303b2357df95c676ef9a6054f9f10
MassTransit/MassTransit,phatboyg/MassTransit,SanSYS/MassTransit,phatboyg/MassTransit,SanSYS/MassTransit,jacobpovar/MassTransit,MassTransit/MassTransit,jacobpovar/MassTransit