This CL enable using f16 override, and also fix related tests in Dawn
and Tint.
Bug: tint:1473, tint:1502
Change-Id: I8336770e8a73e5023c1aba224b7b5f21692fbaa6
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/124544
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Zhaoming Jiang <zhaoming.jiang@intel.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>