Add secondary lvm backend for manila

This change is nesessary for manila scenario tempest tests
manila_tempest_tests.tests.scenario.test_share_basic_ops.TestShareBasicOpsNFS
For more ditails please take a look
https://mirantis.jira.com/browse/PROD-19169

Change-Id: Ib3db105dd3f6346cde262cae7e5b6f44b01ec766
Closes-Issue: https://mirantis.jira.com/browse/PROD-19169
diff --git a/classes/cluster/virtual-mcp-pike-ovs/openstack/share.yml b/classes/cluster/virtual-mcp-pike-ovs/openstack/share.yml
index 2ced095..a2198ad 100644
--- a/classes/cluster/virtual-mcp-pike-ovs/openstack/share.yml
+++ b/classes/cluster/virtual-mcp-pike-ovs/openstack/share.yml
@@ -22,3 +22,20 @@
   manila:
     common:
       default_share_type: default
+    share:
+      enabled_share_backends:
+        lvm: # Explicitly redefine default 'lvm' element from reclass-system
+          name: lvm
+          type: lvm
+          enabled: true
+          dhss: false
+          share_driver: manila.share.drivers.lvm.LVMShareDriver
+        lvm1: # Second backend is needed only to test multibeckend scenario
+          name: lvm1
+          type: lvm
+          enabled: true
+          lvm_share_export_ips:
+            - "${_param:manila_share_address}"
+          dhss: false
+          share_driver: manila.share.drivers.lvm.LVMShareDriver
+          lvm_share_volume_group: manila-volume