Roll Chromite from 0a8e6d54fba6 to 6df594ecc557 (2 revisions)

https://chromium.googlesource.com/chromiumos/chromite.git/+log/0a8e6d54fba6..6df594ecc557

2020-12-13 vapier@chromium.org run_pytest: improve chdir handling
2020-12-11 tcwang@google.com config: Deschedule PFQ builder on R87

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/chromite-chromium-autoroll
Please CC chrome-os-gardeners@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/+doc/master/autoroll/README.md

Cq-Include-Trybots: luci.chrome.try:chromeos-betty-pi-arc-chrome;luci.chromium.try:chromeos-kevin-rel
Tbr: chrome-os-gardeners@google.com
Change-Id: I79f1e32e2f7d757a97b3a8ed982a6cde81b4bc92
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2589659Reviewed-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@{#836619}

DEPS

@@ -898,7 +898,7 @@ deps = {
   # Tools used when building Chrome for Chrome OS. This affects both the Simple
   # Chrome workflow, as well as the chromeos-chrome ebuild.
   'src/third_party/chromite': {
-      'url': Var('chromium_git') + '/chromiumos/chromite.git' + '@' + '0a8e6d54fba6400d0f36eddf7923610b6da5b9e0',
+      'url': Var('chromium_git') + '/chromiumos/chromite.git' + '@' + '6df594ecc557d4b1bb1f6a59bd7b7d1398be6af1',
       'condition': 'checkout_chromeos',
   },