Add tags to deploy components by --tags option (#2960)

* Add tags for cert serial tasks

This will help facilitate tag-based deployment of specific components.

* fixup kubernetes node

roles/kubernetes/node/tasks/install.yml

@@ -1,19 +1,4 @@
 ---
-- name: install | Set SSL CA directories
-  set_fact:
-    ssl_ca_dirs: "[
-      {% if ansible_os_family in ['CoreOS', 'Container Linux by CoreOS'] -%}
-      '/usr/share/ca-certificates',
-      {% elif ansible_os_family == 'RedHat' -%}
-      '/etc/pki/tls',
-      '/etc/pki/ca-trust',
-      {% elif ansible_os_family == 'Debian' -%}
-      '/usr/share/ca-certificates',
-      {% endif -%}
-    ]"
-  tags:
-    - facts
-
 - name: Set kubelet deployment to host if kubeadm is enabled
   set_fact:
     kubelet_deployment_type: host