Delete: Add InsufficientPermission error

- The object may not be allowed to delete due to insufficient permission
  for example, the object might be created by the system, and the user
  may not have permission to delete it.

Signed-off-by: Ramesh Iyyar <rameshi1@in.ibm.com>
Change-Id: Ib662bc275cb091ec41b701faa9aad65b2ae6c6fc
diff --git a/yaml/xyz/openbmc_project/Object/Delete.interface.yaml b/yaml/xyz/openbmc_project/Object/Delete.interface.yaml
index b56d7e0..580b723 100644
--- a/yaml/xyz/openbmc_project/Object/Delete.interface.yaml
+++ b/yaml/xyz/openbmc_project/Object/Delete.interface.yaml
@@ -8,3 +8,4 @@
           - xyz.openbmc_project.Common.Error.InternalFailure
           - xyz.openbmc_project.Common.Error.NotAllowed
           - xyz.openbmc_project.Common.Error.Unavailable
+          - xyz.openbmc_project.Common.Error.InsufficientPermission