Normalize tags in all places to prepare for tag fixing in future (#1739)

roles/kubernetes/master/tasks/static-pod-setup.yml

@@ -4,7 +4,8 @@
     src: manifests/kube-apiserver.manifest.j2
     dest: "{{ kube_manifest_dir }}/kube-apiserver.manifest"
   notify: Master | wait for the apiserver to be running
-  tags: kube-apiserver
+  tags:
+    - kube-apiserver
 
 - meta: flush_handlers
 
@@ -13,7 +14,8 @@
     src: namespace.j2
     dest: "{{kube_config_dir}}/{{system_namespace}}-ns.yml"
   when: inventory_hostname == groups['kube-master'][0]
-  tags: apps
+  tags:
+    - apps
 
 - name: Check if kube system namespace exists
   command: "{{ bin_dir }}/kubectl get ns {{system_namespace}}"
@@ -21,7 +23,8 @@
   changed_when: False
   failed_when: False
   when: inventory_hostname == groups['kube-master'][0]
-  tags: apps
+  tags:
+    - apps
 
 - name: Create kube system namespace
   command: "{{ bin_dir }}/kubectl create -f {{kube_config_dir}}/{{system_namespace}}-ns.yml"
@@ -31,30 +34,35 @@
   until: create_system_ns.rc == 0
   changed_when: False
   when: inventory_hostname == groups['kube-master'][0] and kubesystem.rc != 0
-  tags: apps
+  tags:
+    - apps
 
 - name: Write kube-scheduler kubeconfig
   template:
     src: kube-scheduler-kubeconfig.yaml.j2
     dest: "{{ kube_config_dir }}/kube-scheduler-kubeconfig.yaml"
-  tags: kube-scheduler
+  tags:
+    - kube-scheduler
 
 - name: Write kube-scheduler manifest
   template:
     src: manifests/kube-scheduler.manifest.j2
     dest: "{{ kube_manifest_dir }}/kube-scheduler.manifest"
   notify: Master | wait for kube-scheduler
-  tags: kube-scheduler
+  tags:
+    - kube-scheduler
 
 - name: Write kube-controller-manager kubeconfig
   template:
     src: kube-controller-manager-kubeconfig.yaml.j2
     dest: "{{ kube_config_dir }}/kube-controller-manager-kubeconfig.yaml"
-  tags: kube-controller-manager
+  tags:
+    - kube-controller-manager
 
 - name: Write kube-controller-manager manifest
   template:
     src: manifests/kube-controller-manager.manifest.j2
     dest: "{{ kube_manifest_dir }}/kube-controller-manager.manifest"
   notify: Master | wait for kube-controller-manager
-  tags: kube-controller-manager
+  tags:
+    - kube-controller-manager