webnn: Add 0-D scalar tests for WebNN API operators
Current WPT WebNN conformance tests are lack of some 0-D scalar tests
for some operators. We need add such tests for test coverage. This CL
adds 0-D tests for operators clamp, hardSwish, hardSigmoid, leakyRelu,
linear, relu, sigmoid, softplus and softsign.
Bug: 353332598
Change-Id: I4046da1e7ca7997293f3c6320fe508dec93b21c2
Cq-Include-Trybots: luci.chromium.try:mac14-blink-rel,mac14.arm64-blink-rel,win11-blink-rel
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5753957
Reviewed-by: Austin Sullivan asully@chromium.org
Reviewed-by: ningxin hu ningxin.hu@intel.com
Commit-Queue: Shanxing Mei shanxing.mei@intel.com
Cr-Commit-Position: refs/heads/main@{#1342181}