feature: Add new module proxmox_storage (#150)

* Allow adding/removing of storage(s) in Proxmox VE nodes and clusters

Fixes: #149
Sponsored-by: credativ GmbH

Author: gyptazy

meta/runtime.yml

@@ -27,6 +27,7 @@ action_groups:
     - proxmox_pool
     - proxmox_pool_member
     - proxmox_snap
+    - proxmox_storage
     - proxmox_storage_contents_info
     - proxmox_storage_info
     - proxmox_tasks_info