Update references to Job OWNERS in CTS tests

In previous changes we added nuance to the /apex/JobScheduler/ OWNERS files to help differentiate who owns which parts of those directories. This change utilizes the new ownership slices in CTS tests

Flag: EXEMPT only changing OWNERS
Bug: 360381361

Change-Id: I0c5fd1289bf3d45f218ada62e143316702acbbfc
Flag: EXEMPT only changing OWNERS
Bug: 360381361
2 files changed