[native][lib][web] update IdentityServiceClient implementations and useLogOut in user-actions.js

Summary:
add logOut to the IdentityServiceClient type and implementations. use the client logOut method in useLogOut

Depends on D11334

Test Plan: successfully logged out of identity on web and native. confirmed that access token and device were removed from ddb

Reviewers: inka, ashoat, tomek, michal

Reviewed By: inka, ashoat, michal

Subscribers: michal, ashoat, tomek

Differential Revision: https://phab.comm.dev/D11335