Re-enable "Add few additional properties in the LDAP config"

This commit enables the changes for the commit
e5c0eef46a4fc09256332bf3afe699d60aaebbb3.

The backend changes are done through the following commit
https://gerrit.openbmc-project.xyz/#/c/openbmc/phosphor-user-manager/+/18552/

Change-Id: I3a8069b8bfb7947371084892875a282413b4c749
Signed-off-by: Ratan Gupta <ratagupt@linux.vnet.ibm.com>
diff --git a/xyz/openbmc_project/User/Ldap/Config.interface.yaml b/xyz/openbmc_project/User/Ldap/Config.interface.yaml
index 6b0a1e5..a0c72e0 100644
--- a/xyz/openbmc_project/User/Ldap/Config.interface.yaml
+++ b/xyz/openbmc_project/User/Ldap/Config.interface.yaml
@@ -41,7 +41,16 @@
           to react differently for AD vs openldap.
       errors:
         - xyz.openbmc_project.Common.Error.InternalFailure
-
+    - name: GroupNameAttribute
+      type: string
+      description: >
+          The value of this property shall be the attribute name
+          that contains the name of the Group in the LDAP server.
+    - name: UserNameAttribute
+      type: string
+      description: >
+          The value of this property shall be the attribute name
+          that contains the username in the LDAP server.
 enumerations:
     - name: SearchScope
       description: >