Fix dangling comma in arguments list for HTTPResponse in response.empty() (#1761)
Fix dangling comma in arguments list for HTTPResponse in response.empty() (#1761)

* Fix dangling comma arguments list for HTTPResponse in response.empty()

* Found another black error, including another dangling comma

ashleysommer/sanic,channelcat/sanic,channelcat/sanic,ashleysommer/sanic,yunstanford/sanic,channelcat/sanic,yunstanford/sanic,yunstanford/sanic,channelcat/sanic,yunstanford/sanic,ashleysommer/sanic