Send core-created snapshots to transition player

This way, the player doesn't have to take a second
screenshot for use during animation.

This also includes luma (only for rotation) since
that requires the actual buffer and we only want to
send the snapshot surface.

Bug: 242056267
Test: atest TransitionTests
Change-Id: Ib76bb821b4aa8c01c6db1827c26b9fb498aae878