Gather just the necessary facts (#5955)

* Gather just the necessary facts

* Move fact gathering to separate playbook.

reset.yml

@@ -19,10 +19,11 @@
     - { role: kubespray-defaults}
     - { role: bastion-ssh-config, tags: ["localhost", "bastion"]}
 
-- hosts: all
-  gather_facts: true
+- name: Gather facts
+  import_playbook: facts.yml
 
 - hosts: etcd:k8s-cluster:calico-rr
+  gather_facts: False
   vars_prompt:
     name: "reset_confirmation"
     prompt: "Are you sure you want to reset cluster state? Type 'yes' to reset your cluster."