Update tests.

We're planning on adding APIs to make flex behavior optional, but they
aren't exposed yet, so remove the tests that rely on having the APIs
exposed and update the remaining to make sure they continue to work
regardless of the flex feature being enabled.

Bug: 236261941
Test: atest CtsJobSchedulerTestCases:FlexibilityConstraintTest
Test: atest CtsJobSchedulerTestCases:JobInfoTest
Test: atest FrameworksMockingServicesTests:FlexibilityControllerTest
Test: atest FrameworksServicesTests:JobStoreTest
Change-Id: If11d6a1a24fda65dd7b6d525cf7df9e004d800da
1 file changed