Cleanup after ArgoCD removal

Now that the argocd namespace has been removed, we can clean up
the task in the deployment playbook.

Change-Id: Ie6ec3f4deb2c58b44f350f8f42ff9d5a0b3ae266
diff --git a/playbooks/deploy.yaml b/playbooks/deploy.yaml
index 375967e..cfc2342 100644
--- a/playbooks/deploy.yaml
+++ b/playbooks/deploy.yaml
@@ -3,14 +3,6 @@
   vars:
     root: "{{ (zuul.executor.work_root + '/' + zuul.project.src_dir) }}"
   tasks:
-    - name: Remove argocd
-      k8s:
-        state: absent
-        definition:
-          apiVersion: v1
-          kind: Namespace
-          metadata:
-            name: argocd
     - name: Make kube directory
       file:
         path: "{{ ansible_user_dir }}/.kube"