There is no docker bridge on macOS. Docker document recommends using
port mapping to connect to a container; but it causes a port conflict
if the user is running a service that binds the same port on the host.
An alternative solution is to deploy the docker environment into
VirtualBox and use the host network option.
Task-number: QTQAINFRA-2293
Change-Id: I05dc65c5f8b4be7a1b1874a4ec7c034cc68679ca
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Jędrzej Nowacki <jedrzej.nowacki@qt.io>