[lib] Reduce new login actions in reduceEntryInfos and reduceKeyserverStore

Summary:
issue: ENG-6303 and ENG-6307
Entries will be returned from the keyserver on login as before. The keyserver store was written to work for multiple keyservers from start

Test Plan: Assuming that existring code works

Reviewers: michal, kamil, ginsu

Reviewed By: michal

Subscribers: ashoat, tomek

Differential Revision: https://phab.comm.dev/D10507