Test: Fix GRPC issue on Kubernetes
Test: Fix GRPC issue on Kubernetes

The namespaces that are waiting for Cilium was `default` so the
CiliumPolicyAction didn't work correctly and didn't wait until policy
was OK.

Fix #4784

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

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