Fix teardown of the identity api

Commit 03f09f989b2fc47233c59e0313844426753a66f5 removed the
_try_wrapper function, which added ['id'] to all wrapped objects.
Re-add this to correctly pass the id of the object to the delete
functions, instead of the whole object.

Change-Id: I29b4995c8599e6906b40fc14f0977302b649cc65
1 file changed