Add missing LiteralOrUntyped wrappers

[mattgd]

Description

Make OrganizationMembership.status LiteralOrUntyped.

Documentation

Does this require changes to the WorkOS Docs? E.g. the API Reference or code snippets need updates.

[ ] Yes

If yes, link a related docs PR and add a docs maintainer as a reviewer. Their approval is required.

[linear[bot]]

DSYNC-1830 OrganizationMembership.status should be LiteralOrUntyped