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

roles/reset/tasks/main.yml

@@ -9,7 +9,8 @@
     - vault
     - etcd
   failed_when: false
-  tags: ['services']
+  tags:
+    - services
 
 - name: reset | remove services
   file:
@@ -21,7 +22,8 @@
     - vault
     - calico-node
   register: services_removed
-  tags: ['services']
+  tags:
+    - services
 
 - name: reset | remove docker dropins
   file:
@@ -31,7 +33,8 @@
     - docker-dns.conf
     - docker-options.conf
   register: docker_dropins_removed
-  tags: ['docker']
+  tags:
+    - docker
 
 - name: reset | systemctl daemon-reload
   command: systemctl daemon-reload
@@ -43,31 +46,36 @@
   retries: 4
   until: remove_all_containers.rc == 0
   delay: 5
-  tags: ['docker']
+  tags:
+    - docker
 
 - name: reset | restart docker if needed
   service:
     name: docker
     state: restarted
   when: docker_dropins_removed.changed
-  tags: ['docker']
+  tags:
+    - docker
 
 - name: reset | gather mounted kubelet dirs
   shell: mount | grep /var/lib/kubelet | awk '{print $3}' | tac
   check_mode: no
   register: mounted_dirs
-  tags: ['mounts']
+  tags:
+    - mounts
 
 - name: reset | unmount kubelet dirs
   command: umount {{item}}
   with_items: '{{ mounted_dirs.stdout_lines }}'
-  tags: ['mounts']
+  tags:
+    - mounts
 
 - name: flush iptables
   iptables:
     flush: yes
   when: flush_iptables|bool
-  tags: ['iptables']
+  tags:
+    - iptables
 
 - name: reset | delete some files and directories
   file:
@@ -115,7 +123,8 @@
     - "{{ bin_dir }}/helm"
     - "{{ bin_dir }}/calicoctl"
     - "{{ bin_dir }}/weave"
-  tags: ['files']
+  tags:
+    - files
 
 - name: reset | remove dns settings from dhclient.conf
   blockinfile:
@@ -127,7 +136,9 @@
   with_items:
     - /etc/dhclient.conf
     - /etc/dhcp/dhclient.conf
-  tags: ['files', 'dns']
+  tags:
+    - files
+    - dns
 
 - name: reset | remove host entries from /etc/hosts
   blockinfile:
@@ -135,7 +146,9 @@
     state: absent
     follow: yes
     marker: "# Ansible inventory hosts {mark}"
-  tags: ['files', 'dns']
+  tags:
+    - files
+    - dns
 
 - name: reset | Restart network
   service:
@@ -147,4 +160,6 @@
       {%- endif %}
     state: restarted
   when: ansible_os_family not in ["CoreOS", "Container Linux by CoreOS"]
-  tags: ['services', 'network']
+  tags:
+    - services
+    - network