Defer the instrument of AOD transition per doze amount

When the doze changes, StatusBar#updateDozing will be invoked at the
first frame, usually make the following one be regarded as janky,
but it is unperceptible by the users, so ignore it.

Bug: 201987244
Test: Capture the trace manually
Change-Id: Iac739d23eb0fdc988bd52076bdccca4665e28d18