Update media resourceManagerService with the Application pid

This CL updates the media resourceManagerService calling pid with the
real application pid when TunerResourceManager is able to get this
information from TvInputManager. Calling
IResourceManagerService.overridePid to update.

Test: dumpsys media.resource_manager on cuttlefish
Bug: 150989423
Change-Id: Ie811ae15bbcc326ed3a09f97b6b5a57f4b48b094