Roll ChromeOS Atom AFDO profile from 100-4896.13-1646652422-benchmark…

…-100.0.4896.26-r1 to 100-4896.13-1646652422-benchmark-100.0.4896.28-r1

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/cros-afdo-atom-chromium-beta
Please CC c-compiler-chrome@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Chromium Beta Branch: https://bugs.chromium.org/p/chromium/issues/entry

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Tbr: c-compiler-chrome@google.com
Change-Id: Ic82bb23a104c9a0e60335f7c601184d57b495ece
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3511538
Commit-Queue: Chrome Release Autoroll <chromium-release-autoroll@skia-public.iam.gserviceaccount.com>
Bot-Commit: Chrome Release Autoroll <chromium-release-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/4896@{#409}
Cr-Branched-From: 1f63ff4-refs/heads/main@{#972766}

chromeos/profiles/atom.afdo.newest.txt

@@ -1 +1 @@
-chromeos-chrome-amd64-atom-100-4896.13-1646652422-benchmark-100.0.4896.26-r1-redacted.afdo.xz
+chromeos-chrome-amd64-atom-100-4896.13-1646652422-benchmark-100.0.4896.28-r1-redacted.afdo.xz