[native][web] Show version unsupported modal when received use_new_flow on logout

Summary:
Address ENG-9718.
Display "version unsupported" message upon logout, when use_new_flow response is received

Depends on D14035

Test Plan: Mocked Identity logout response. I was visually logged out and modal appeared.

Reviewers: kamil, varun

Reviewed By: kamil

Subscribers: ashoat, tomek

Differential Revision: https://phab.comm.dev/D14036