Remove msarett@chromium from owners files

Matt no longer works on Chromium

Change-Id: I53e0283c731d1c3c27cf220de0ea113ea674cd60
Reviewed-on: https://chromium-review.googlesource.com/633485
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Leon Scroggins <scroggo@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#497755}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 7f3d0725a8fadf2b11886f87d0da45dce63f1226
1 file changed