Fix that accessibility shortcuts still turned but FM disappeared on the screen in owner mode after switching user.

Root cause:
Accessibility manager service seems to be not ready.

Actions:
Add the service callbacks to avoid getting wrong shortcut data.

Bug: 258320314
Test: atest MenuInfoRepositoryTest
Change-Id: Ib37b1fbd7964974bf5eb6791b25e95f180fa9f7a
9 files changed