[vim-display] Use core driver edid handling

Test: Boot to virtcon/hotplug/modesetting/audio tone
Change-Id: I75babab8758bb97c1f5ca979c2c11c02ce9c15b6

[vim-display][display-test] Support NV12 layers

The single fullscreen layer can now use an NV12 image.

Test: display-test

Change-Id: Ie85f91bb4b1ecd5e476012af14fc9d872cccfc46

[intel-i915] Support layer scaling

Test: display-test
Change-Id: I6c6b9835d91e95d7911b1b47a20eaf21ec13ec2a

[display] Add support for color layers

Test: display-test
Change-Id: I270351824d264e5c905a74b43a2c09079059bd94

[display] Implement new vsync API

This change adds a new vsync event to the display controller API removes
the present signal event. It also changes the behavior of the cursor
position API to clamp the cursor to the display, to sidestep the issue
of how vsync interacts with a cursor that isn't on the display.

Test: display-test, vkcube, vkcube_image_pipe_swapchain
Change-Id: I6f332e3709eef2c6e1c932581024c2149b65a2a1

[display] Add layer alpha API

Test: manually run display-test
Change-Id: I8d6791f5ad286d54bca130e0d156010e61c3539d

[display-test] Add test for hardware cursor

Test: Manually run display-test
Change-Id: I21b1b5e63e67474c1e6ab04be01b64b76b0aaf7b

[syscalls] Remove read_status from zx_channel_call

This parameter no longer has a purpose. Also, remove ZX_ERR_CALL_FAILED.
This status code no longer has a purpose.

Test: No behavior change
Change-Id: I71945ea9d1d6d591a20476106df1e598dfaf97b1

[display-test] Add test for layer rotation

This change also uses Y legacy tiling on x64 platforms, since linear
planes cannot be rotated.

Test: self
Change-Id: I51940203a9a856cbd5e540aafe03bf21207044f0

[display-test] Add tests for layers

Test: self
Change-Id: I11224c7ce7ada9913dfb7b28184215d66ebb3ba7