[lib] ignore DEVICE_LIST_UPDATE_SUCCESS when auth connection is created

Summary:
ENG-9905.

This a fix for ENG-9844, why this is an issue is explained here.

Depends on D13966

Test Plan: Make sure secondary device auth is not glitchy anymore

Reviewers: bartek, tomek, varun

Reviewed By: bartek

Subscribers: ashoat

Differential Revision: https://phab.comm.dev/D13967