test/k8sT: move instantiation of vars to when they are declared
test/k8sT: move instantiation of vars to when they are declared

Now that ManifestGet is not dependent upon instantiation of a Kubectl structure,
this can be done. It makes the code more readable and organized.

Signed-off by: Ian Vernon <ian@cilium.io>

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