Add sgilhuly@ to Viz Devtools OWNERS

Change-Id: I59f4e89243dc49a9e4c23bcf8f601c08eb006b0e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1515643
Reviewed-by: kylechar <kylechar@chromium.org>
Commit-Queue: Sean Gilhuly <sgilhuly@chromium.org>
Cr-Commit-Position: refs/heads/master@{#640019}
1 file changed