pcap-client: set VTY port to 4227

Adjust the VTY port to the new default, 4227, in case somebody uses the
configs from this repository instead of the ones from
docker-playground.git (where it is also adjusted).

Depends: docker-playground I6d45340429925fe5e98cc4e597a01ef51e8322ae
Change-Id: I50af5d0c0930b9bc906a8b909910bc38f025648e
2 files changed