fix: read does not take in authorization model id as parameter

[adriantam]

Description

Update read description in that the authorization model id is not a valid parameter

References

Close https://github.com/openfga/api/issues/61

Review Checklist

• [ ] I have clicked on "allow edits by maintainers".
• [ ] I have added documentation for new/changed functionality in this PR or in a PR to openfga.dev [Provide a link to any relevant PRs in the references section above]
• [ ] The correct base branch is being used, if not main
• [ ] I have added tests to validate that the change in functionality is working as expected