Federation IdentityProvider filter fields on update response

The Federation IdentityProvider was failing to filter the fields
when an update was done. This could lead to extra fields being
returned to the client that should not be returned.

bp identity-providers

Change-Id: Ie909e2b7b7eaf06c555b45daef7de4474aceba2e
Merge "Federation IdentityProvider filter fields on update response"