Ensuring parity between JobScheduler's proto and text dumps.

Make sure JobScheduler's proto and text dumps output equivalent data so
we can utilize the proto dump more going forward.

Bug: 137548921
Test: atest com.android.server.job.JobSchedulerServiceTest
Test: atest com.android.server.job.JobStoreTest
Test: atest com.android.server.job.controllers.ConnectivityControllerTest
Test: atest com.android.server.job.controllers.JobStatusTest
Test: atest com.android.server.job.controllers.QuotaControllerTest
Test: atest CtsIncidentHostTestCases
Test: atest CtsJobSchedulerTestCases
Change-Id: I0213a0630906b4735801a2c3dca87ef625deae59