Updating MediaProvider schema to include user_id.

We need MediaProvider to be multi-user aware now that
clone user can share MediaProvider with its owner user.

Test: atest MediaProviderTest#testBuildData_withUserId -m
Test: atest DatabaseHelperTest#testAddUserId
Bug: 183949139

Change-Id: I1fc7b74bb1908a32c7e195b5d894efbfc29e59df
6 files changed