kata-cleanup: Add k0s kustomization

k0s was added to kata-deploy, but it's kata-cleanup counterpart was
never added.  Let's fix it.

Signed-off-by: Fabiano Fidêncio <fabiano.fidencio@intel.com>

tools/packaging/kata-deploy/kata-cleanup/overlays/k0s/kustomization.yaml

@@ -0,0 +1,7 @@
+
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+- ../../base
+patches:
+- path: mount_k0s_conf.yaml

tools/packaging/kata-deploy/kata-cleanup/overlays/k0s/mount_k0s_conf.yaml

@@ -0,0 +1,17 @@
+apiVersion: apps/v1
+kind: DaemonSet
+metadata:
+  name: kubelet-kata-cleanup
+  namespace: kube-system
+spec:
+  template:
+    spec:
+      containers:
+      - name: kube-kata-cleanup
+        volumeMounts:
+        - name: containerd-conf
+          mountPath: /etc/containerd/
+      volumes:
+        - name: containerd-conf
+          hostPath:
+            path: /etc/k0s/containerd.d/