Update truthy values to true/false only, #204 (#387)

Co-authored-by: Techno Tim <timothystewart6@gmail.com>

reset.yml

@@ -1,7 +1,7 @@
 ---
 - name: Reset k3s cluster
   hosts: k3s_cluster
-  gather_facts: yes
+  gather_facts: true
   roles:
     - role: reset
       become: true
@@ -17,7 +17,7 @@
 - name: Revert changes to Proxmox cluster
   hosts: proxmox
   gather_facts: true
-  become: yes
+  become: true
   remote_user: "{{ proxmox_lxc_ssh_user }}"
   roles:
     - role: reset_proxmox_lxc