WIP: avonbertoldi/stalb/update k8s client go

• Upgrade k8s.io/client-go to v0.32.10
  Update k8s.io/client-go and k8s.io/api is needed in order to be able to define pod level resources.

• Update runtime event handlers which have changed in new version api

• Add boolean because ResourceEventHandler.OnAdd signature has changed

• Force fakeClient to use application/json Content-Type in unit tests

• Add test to verify that pod-level resources are patchable

• Apply 2 suggestion(s) to 1 file(s)
  Co-authored-by: Axel von Bertoldi avonbertoldi@gitlab.com

• Does this do anything?