go: remove duplicate log lines
go: remove duplicate log lines

For a port-forward we had

time="2019-07-23T11:46:10+01:00" level=info msg="Adding tcp forward from 0.0.0.0:80 to 172.17.0.2:80"
time="2019-07-23T11:46:10+01:00" level=info msg="adding port-forward tcp forward from 0.0.0.0:80 to 172.17.0.2:80\n"
time="2019-07-23T11:46:13+01:00" level=info msg="stopping port-forward tcp forward from 0.0.0.0:80 to 172.17.0.2:80\n"
time="2019-07-23T11:46:13+01:00" level=info msg="Removing tcp forward from 0.0.0.0:80 to 172.17.0.2:80"
time="2019-07-23T11:46:13+01:00" level=info msg="Stopping accepting connections on tcp forward from 0.0.0.0:80 to 172.17.0.2:80"

This patch removes the "adding" and "stopping", leaving the "Adding",
"Removing" and "Stopping"

Signed-off-by: David Scott <63c9eb0ea83039690fefa11afe17873ba8278a56@docker.com>

djs55/vpnkit,djs55/vpnkit,djs55/vpnkit