[web][native] Create lists of fields that are not to be removed on identity actions

Summary:
issue: ENG-6424
Please see the notion dock in which I decribe the decission made for each field.

Test Plan: I will test this with the next diff, which will update the reducers. I will dispatch the actions, and check if the app baheves as expected. Puting this up now, because this a lot to thing through

Reviewers: michal, kamil, ginsu, ashoat

Reviewed By: ashoat

Subscribers: tomek

Differential Revision: https://phab.comm.dev/D10845