Move DisplayTransformManagerTest

Move it to FrameworksMockingServicesTests, so that we can mock
SystemProperties and make the tests work even without disabling
security policies.

Bug: 130442008
Test: atest FrameworksMockingServicesTests:DisplayTransformManagerTest
Change-Id: Ia4afbb843ec1f95d8de9b275ce8b74d99135f775
3 files changed