webnn: add IDL and mojo definition of gatherND
This CL also implements validation tests in WPT and corresponding
opSupportLimits.
webmachinelearning/webnn#375 (comment)
Bug: 40206287
Change-Id: Ic184f2f45a9e201f12fd072675077511bfaec797
Cq-Include-Trybots: luci.chromium.try:win11-blink-rel, mac14.arm64-blink-rel, mac14-blink-rel, mac15.arm64-blink-rel, mac15-blink-rel, linux-blink-rel
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5823074
Commit-Queue: Koji Ishii kojii@chromium.org
Reviewed-by: Alex Gough ajgo@chromium.org
Reviewed-by: ningxin hu ningxin.hu@intel.com
Reviewed-by: Koji Ishii kojii@chromium.org
Auto-Submit: Shiyi Zou shiyi.zou@intel.com
Cr-Commit-Position: refs/heads/main@{#1357776}