chore: untrack hosts.ini and add sample

ansible/inventory/hosts.ini.sample

@@ -0,0 +1,14 @@
+[proxmox]
+# Replace pve1 with your proxmox node hostname or IP
+mercury ansible_host=192.168.50.100 ansible_user=root
+
+[proxmox:vars]
+# If using password auth (ssh key recommended though):
+# ansible_ssh_pass=yourpassword
+
+# Connection variables for the proxmox modules (api)
+proxmox_api_user=root@pam
+proxmox_api_password=CHANGE_ME
+proxmox_api_host=192.168.50.100
+# proxmox_api_token_id=
+# proxmox_api_token_secret=