Fix bug that notifyDisplayInfoChanged is notified on wrong record

In dual SIM mode, if a SIM is unplugged, there's a chance that
notifyDisplayInfoChanged is notified to registered client incorrectly.

Bug: 157039855
Test: manual - in dual SIM mode, when data is on eSIM, pull off pSIM.
Verify the rat icon of eSIM does NOT disappear.

Change-Id: I305ff855f0d5595be13b6ee4e4480abd89ed258f
Merged-In: I305ff855f0d5595be13b6ee4e4480abd89ed258f