Fix missed call notification tests

My changes to missed call notifications (ag/850080) caused tests to
fail due to TelecomManager not being found. This CL fixes those tests.

This CL also changes queryBroadcastReceivers to specify the given user
handle.

BUG: 22857261
Change-Id: I6f0a5a38b017b8fa32016fa5921d909c0fa61114