Roll Projector App from gxr1x81OB... to 6LET-uO1B...

Release_Notes: http://go/projector_app-x20/relnotes/Main/projector_app_nightly_202108270100_RC00.html

https://chrome-infra-packages.appspot.com/p/chromeos_internal/apps/projector_app/app/+/6LET-uO1BbWKQcCMZNZn2nK6bc3PmphaL54F8yqK2Y8C

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://skia-autoroll.corp.goog/r/projector-app-chromium-autoroll
Please CC cros-projector-oncall@grotations.appspotmail.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/main/autoroll/README.md

Cq-Include-Trybots: luci.chrome.try:chromeos-betty-pi-arc-chrome;luci.chrome.try:linux-chromeos-chrome
Bug: None
Tbr: cros-projector-oncall@grotations.appspotmail.com
Change-Id: I84862bb246fccda914dd1b9ef77a4fe770fda16a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3124594
Commit-Queue: chromium-internal-autoroll <chromium-internal-autoroll@skia-corp.google.com.iam.gserviceaccount.com>
Bot-Commit: chromium-internal-autoroll <chromium-internal-autoroll@skia-corp.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#915923}