IdentitySet class does not have 'phone' property

Describe the bug

When trying to make a phone call, I specify the IdentitySet of the Target user like this:

    targets = [
        InvitationParticipantInfo(
            identity = IdentitySet(
                phone = Identity(
                    id = "+mynumber"
                )
            )
        )
    ]

However I get the following error "IdentitySet.init() got an unexpected keyword argument 'phone'" stating that this parameter is not available for the IdentitySet class.
This works when calling from the rest API

Expected behavior

Parameter should be present in the class, just like the user parameter for calling an teams userid

How to reproduce

target_identity = IdentitySet(phone=Identity(id=graph_p.phone_number))
target = InvitationParticipantInfo(
    identity = target_identity
)
request_body = Call(
    callback_uri = "myballback",
    tenant_id = tenant_id,
    source = ParticipantInfo(
        identity = IdentitySet(
            application = Identity(
                id = bot_instance_id
            )
        )
    ),
    targets = [target],
    requested_modalities = [Modality.Audio],
    media_config = ServiceHostedMediaConfig(
        pre_fetch_media = []
    )
)

SDK Version

No response

Latest version known to work for scenario above?

No response

Known Workarounds

Use IdentitySet additional_data parameter in order to inject the phone parameter to the body

Debug output

</details>


### Configuration

_No response_

### Other information

_No response_

Comienza en el punto de entrada del modelo IdentitySet y reproduce la construcción IdentitySet(phone=Identity(...)) del issue. Compara los parámetros del constructor admitidos con la forma de la REST API y verifica que un destino phone pueda representarse en el cuerpo de la solicitud generado sin usar additional_data.