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

roles/network_plugin/canal/meta/main.yml

@@ -2,16 +2,25 @@
 dependencies:
   - role: download
     file: "{{ downloads.flannel }}"
-    tags: download
+    tags:
+      - download
+
   - role: download
     file: "{{ downloads.calico_node }}"
-    tags: download
+    tags:
+      - download
+
   - role: download
     file: "{{ downloads.calicoctl }}"
-    tags: download
+    tags:
+      - download
+
   - role: download
     file: "{{ downloads.calico_cni }}"
-    tags: download
+    tags:
+      - download
+
   - role: download
     file: "{{ downloads.calico_policy }}"
-    tags: download
+    tags:
+      - download

roles/network_plugin/canal/tasks/main.yml

@@ -56,7 +56,9 @@
   retries: 4
   delay: "{{ retry_stagger | random + 3 }}"
   changed_when: false
-  tags: [hyperkube, upgrade]
+  tags:
+    - hyperkube
+    - upgrade
 
 - name: Canal | Copy cni plugins from calico/cni
   command: "{{ docker_bin_dir }}/docker run --rm -v /opt/cni/bin:/cnibindir {{ calico_cni_image_repo }}:{{ calico_cni_image_tag }} sh -c 'cp -a /opt/cni/bin/* /cnibindir/'"
@@ -65,7 +67,9 @@
   retries: 4
   delay: "{{ retry_stagger | random + 3 }}"
   changed_when: false
-  tags: [hyperkube, upgrade]
+  tags:
+    - hyperkube
+    - upgrade
 
 - name: Canal | Set cni directory permissions
   file: