[native] Stop fetching primaryIdentityPublicKey in [Login/Register]Panel
Summary: This has been moved to nativeLogInExtraInfoSelector, so no longer necessary.
Test Plan:
We're still getting the primaryIdentityPublicKey in requests from native.
Registration:
Login:
Reviewers: ashoat, tomek
Reviewed By: ashoat
Differential Revision: https://phab.comm.dev/D6751