Bug 1929643 [wpt PR 49011] - webnn: implement reverse operator, a=tes…

…tonly

Automatic update from web-platform-tests
webnn: implement reverse operator

This CL adds IDL and mojo definition of reverse operator according to
the spec issue [1] and implements it on DirectML backend.

[1] webmachinelearning/webnn#773

Bug: 376707210
Change-Id: I0d42b49b87ce243db9d44512e6000c7ee901077b
Cq-Include-Trybots: luci.chromium.try​:win11-blink-rel, mac14.arm64-blink-rel, mac15.arm64-blink-rel, linux-blink-rel
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5979825
Commit-Queue: ningxin hu <ningxin.huintel.com>
Auto-Submit: Shiyi Zou <shiyi.zouintel.com>
Reviewed-by: Austin Sullivan <asullychromium.org>
Reviewed-by: ningxin hu <ningxin.huintel.com>
Cr-Commit-Position: refs/heads/main{#1382078}

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wpt-commits: 84f13be63d17cb4e6152782dc3fb4d49fb2842b5
wpt-pr: 49011

UltraBlame original commit: 60b2e3d5b43a1d85b6ef1d04b7b2e9d6a2cda530