weblayer, skew tests: Make rmhasan@ sole reviewer for CL's uploaded by create-weblayer-skew-tests

rmhasan@ will be the sole reviewer for CL's uploaded by the
create-weblayer-skew-tests builder until we finalize the frequency
of CL's being uploaded.

Bug: 1041619
Change-Id: I47c3e0b7d99ded6ffca639decf143b0f1711201a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2512520Reviewed-by: Erik Staab <estaab@chromium.org>
Commit-Queue: Rakib Hasan <rmhasan@google.com>
Cr-Commit-Position: refs/heads/master@{#823630}

testing/buildbot/OWNERS

@@ -10,6 +10,9 @@ jam@chromium.org
 jochen@chromium.org
 sky@chromium.org
 
+# For Weblayer skew tests related reviews
+rmhasan@google.com
+
 # For V8 and DevTools related reviews.
 machenbach@chromium.org
 
@@ -22,8 +25,7 @@ per-file chromium.webrtc.fyi.json=mbonadei@chromium.org
 # For OOBE-related test filters.
 per-file *oobe*=file://chrome/browser/ui/webui/chromeos/login/OWNERS
 
-# Owners of variants.pyl will be added as post submit reviewers to CL's
-# generated by the infra recipe build_weblayer_version_tests_apk_cipd_pkg.
-# See crbug.com/1041619.
+# Owners of variants.pyl will be added as reviewers to CL's generated
+# by the build_weblayer_version_tests_apk_cipd_pkg infra recipe. See
+# crbug.com/1041619.
 per-file variants.pyl=rmhasan@google.com
-per-file variants.pyl=estaab@chromium.org