[SIM Dialog Migration] Enable SIM operation dialog in Settings

Change Settings to not call SubscriptionManager#setSubscriptionEnabled.
Instead, make Settings call EuiccManager APIs directly.
Design: https://docs.google.com/document/d/1wb5_hoBkZVbkXGNWHbx4Jf61swjfxsJzkytiTzJosYo/edit?usp=sharing
Bug: 160819390
Test: Manually tested eSIM profile enabling.

Change-Id: I56bbcbb9ccb886b0f9249e67c5a6a6444bb7dd45
6 files changed