test: Switch from Cilium test logger to Ginkgo
test: Switch from Cilium test logger to Ginkgo

When executing ginkgo according to the instructions[0], the only error
output was:

  FAIL: Cannot connect to vmName 'k8s1-1.18'

After this change, the logs show the underlying error:

  cat: ssh-config: No such file or directory

[0] https://docs.cilium.io/en/v1.8/contributing/testing/e2e/#running-end-to-end-tests-in-other-environments-via-ssh

Signed-off-by: Manuel Buil <e425ad3a02d493517ddd7945e45944816381397e@suse.com>

tgraf/cilium,tklauser/cilium,tklauser/cilium,michi-covalent/cilium,michi-covalent/cilium,michi-covalent/cilium,cilium/cilium,tgraf/cilium,tklauser/cilium,tgraf/cilium,michi-covalent/cilium,cilium/cilium,tklauser/cilium,cilium/cilium,tgraf/cilium,tgraf/cilium,tgraf/cilium,cilium/cilium,cilium/cilium,michi-covalent/cilium,tklauser/cilium