[Verifier] Add Display.getSupportedModes() test for TV Panels

This adds a CTS Verifier test for checking the correctness
of Display.getSupportedModes() for TV panels.

Screenshot: https://screenshot.googleplex.com/By2pGBWzGrw
Bug: 155382786
Test: manually by running the app on device
Change-Id: Iad96f4ce63d370142ea37a5204e5809649b3d306
11 files changed