As specified in https://www.khronos.org/registry/DataFormat/specs/1.2/dataformat.1.2.html

Bug: b/132437008
Change-Id: I730a9eb74796c625d3e635a66b18661c73f7c01f
Tests: dEQP-VK.*ycbcr*
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/31618
Presubmit-Ready: Nicolas Capens <nicolascapens@google.com>
Tested-by: Nicolas Capens <nicolascapens@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>