[SF] Add trace and dump for Game frame rate overrides

To discern the source of the frame rate vote, this change
adds trace in LayerHistory when determining the layer vote.

Also, dumping information of game mode and game default frame rate
overrides in SurfaceFlinger dump for debuggin purposes.

Bug: 324125833
Test: atest LayerHistoryTest
Change-Id: Ice628b7f421f6402fbb1e33413966c503bf5eaec