SG-37548 Add payload optimization on update method

[carlos-villavicencio-adsk]

Summary

This is a follow up work from #360 in this case including support for update method.

Affected methods

• update

Detailed Description

The change should transform calls like:

sg.update(
    "Asset", 123,
    {
        "name": "Some name",
        "project": {
            "created_at": datetime.datetime(2015, 12, 16, 11, 2, 10, tzinfo),
            "id": 72,
            "name": "Demo: Game",
            "type": "Project",
        },
    },
)

as if the following had been called:

sg.update('Asset', 123, {'name': 'Some name', 'project' : {'id': 72, 'type': 'Project'}})