Grant the verifier app additional EJ quota.

The package verifier app is critical to system health and function so
give it additional EJ quota to make sure it can complete all of its
critical tasks.

Bug: 158150494
Bug: 171305774
Test: atest FrameworksMockingServicesTests:QuotaControllerTest
Change-Id: I1c08c6331d9c077206a44b47d9795aeb0d7fe3b1