JobScheduler: Enforce quota to jobs running in FGS.

Jobs running in the PROCESS_STATE_FOREGROUND_SERVICE are not
exempted from the quota policies.

Bug: 347058927
Test: atest FrameworksMockingServicesTests:com.android.server.job.controllers.QuotaControllerTest
      atest CtsJobSchedulerTestCases
Flag: com.android.server.job.enforce_quota_policy_to_fgs_jobs
Change-Id: Ibf0a59ffe80b9e20d6c391fc1cbf991308f8e68f