Fix null in permission tree.
Fix:
<component xmlns="http://products.wso2.org/carbon">
<ManagementPermissions>
+ <ManagementPermission>
+ <DisplayName>Identity</DisplayName>
+ <ResourceId>/permission/admin/manage/identity</ResourceId>
+ </ManagementPermission>
+ <ManagementPermission>
+ <DisplayName>Template</DisplayName>
+ <ResourceId>/permission/admin/manage/identity/template</ResourceId>
+ </ManagementPermission>
<ManagementPermission>
<DisplayName>Template Management</DisplayName>
<ResourceId>/permission/admin/manage/identity/template/mgt</ResourceId>
