k8s: make port-forward retry a number of time when network fails

[l0r1s]

In case a port-forward is open and for some reason, a small disconnection of network occurs, we lose the port-forward and we don't restart it, a nice to have would be to restart the port forward in case of failure.

[EleisonC]

Hey @pepoviola @l0r1s could i help out with this issue