use logical instead of lvm2 for pool type inside xml template as per https://libvirt.org/storage.html#StorageBackendLogical

Author: prisma01

templates/pool.xml.j2

@@ -1,4 +1,8 @@
+{% if item.type == 'lvm2' %}
+<pool type='logical'>
+{% else %}
 <pool type='{{ item.type }}'>
+{% endif %}
   <name>{{ item.name }}</name>
   {% if 'capacity' in item %}
   <capacity>{{ item.capacity }}</capacity>