Remove name opt from create/update opts

[manji-0]

Fixes #3016

Remove name opt from create/update opts because the property is not in endpoint schema (1).

Also, name is not in keystone api v3 document (2).

Links to the line numbers/files in the OpenStack source code that support the code in this PR:

• 1 ) https://github.com/openstack/keystone/blob/stable/zed/keystone/catalog/schema.py#L70
• 2 ) https://docs.openstack.org/api-ref/identity/v3/#create-endpoint

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