kubernetes: build e2e.test

Changed files
+1
pkgs
applications
networking
cluster
kubernetes
+1
pkgs/applications/networking/cluster/kubernetes/default.nix
···
"plugin/cmd/kube-scheduler"
"federation/cmd/federation-apiserver"
"federation/cmd/federation-controller-manager"
+
"test/e2e/e2e.test"
]
}: