daemon: fix namespace controller to watch for correct object type
daemon: fix namespace controller to watch for correct object type

This should be `v1.Namespace`, not `v1.Node`.

Fixes: a71dfb49bb55e879dc7449c95f47c527fbea70a8 ("pkg/k8s: use official k8s library to watch events from kube-apiserver")

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

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