Jenkinsfile: Fix issues on kubernetes test post actions
Jenkinsfile: Fix issues on kubernetes test post actions

https://jenkins.cilium.io/job/Cilium-PR-Ginkgo-Tests-K8s/44/console

Signed-off-by: Eloy Coto <2a8acc28452926ceac4d9db555411743254cf5f9@gmail.com>

scanf/cilium,michi-covalent/cilium,tgraf/cilium,scanf/cilium,cilium-team/cilium,michi-covalent/cilium,eloycoto/cilium,scanf/cilium,eloycoto/cilium,eloycoto/cilium,tgraf/cilium,cilium/cilium,tklauser/cilium,cilium/cilium,scanf/cilium,scanf/cilium,michi-covalent/cilium,eloycoto/cilium,tgraf/cilium,tklauser/cilium,cilium/cilium,cilium-team/cilium,cilium/cilium,tgraf/cilium,tgraf/cilium,scanf/cilium,michi-covalent/cilium,tklauser/cilium,eloycoto/cilium,scanf/cilium,tklauser/cilium,michi-covalent/cilium,tgraf/cilium,tklauser/cilium,cilium/cilium,eloycoto/cilium,eloycoto/cilium