Fix: AccountManagerService crashed by accessing closed db

Symptom:
When a current user was switched, AccountManagerService crashed with
IllegalStateException.

Root cause:
accountsDb was closed when user was stopped. AccountManagerService
tried to insert a log record to the closed db and it failed.

Solution:
It catches the exception if it's failed to insert a log record.

Bug: 68233592
Change-Id: I97b63e4777bf7f8a1d38d96e494f6a21847d374b