Remove fake package name from MediaOutputControllerTest

The MediaRouter framework does not allow non-existent package names,
which makes MediaOutputControllerTest run into undefined behaviour. Now,
the tests use their own package name as a target.

Bug: 192657812
Test: atest MediaOutputControllerTest
Change-Id: I6097377f70c4145e4b841a78ed18c14fa26ee702
1 file changed