Roll airmont AFDO profile from 80-3945.24-1574679770-benchmark-80.0.3964.0-r2...

Roll airmont AFDO profile from 80-3945.24-1574679770-benchmark-80.0.3964.0-r2 to 80-3945.42-1575285749-benchmark-80.0.3964.0-r2

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-airmont-chromium
Please CC c-compiler-chrome@google.com on the revert to ensure that a human
is aware of the problem.

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/+/master/autoroll/README.md

Tbr: c-compiler-chrome@google.com
Change-Id: I29a0be7fc2de4dc374609114a233a897f0047a4c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1947283Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#720687}

chromeos/profiles/airmont.afdo.newest.txt

-chromeos-chrome-amd64-airmont-80-3945.24-1574679770-benchmark-80.0.3964.0-r2-redacted.afdo.xz
+chromeos-chrome-amd64-airmont-80-3945.42-1575285749-benchmark-80.0.3964.0-r2-redacted.afdo.xz
\ No newline at end of file