Marking job deferral time in QuotaController.

The deferred job counter relies on a JobStatus being told when
it was deferred due to standby bucketing. QuotaController didn't
make the proper call, which meant that the deferred job metric
wasn't correct.

Bug: 134063509
Test: atest com.android.server.job.controllers.QuotaControllerTest
Change-Id: Iac57f234b6d27ebbbfecd0bcea4eccaa2e953c3f