Roll Dawn from 54d1ca136405 to 6770957e5120 (1 revision)

https://dawn.googlesource.com/dawn.git/+log/54d1ca136405..6770957e5120

2023-10-21 chrome-automated-expectation@chops-service-accounts.iam.gserviceaccount.com Remove stale WebGPU CTS expectations

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

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

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

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

Cq-Include-Trybots: luci.chromium.try:dawn-android-arm-deps-rel;luci.chromium.try:dawn-android-arm64-deps-rel;luci.chromium.try:dawn-linux-x64-deps-rel;luci.chromium.try:dawn-mac-x64-deps-rel;luci.chromium.try:dawn-win10-x64-deps-rel;luci.chromium.try:dawn-win10-x86-deps-rel
Bug: None
Tbr: lokokung@google.com
Change-Id: I506a559d6d3f0306ba61507a2609d2054de5e673
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4960781
Bot-Commit: 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/main@{#1213156}

DEPS

@@ -448,7 +448,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.
-  'dawn_revision': '54d1ca136405b458b73d7e8693ca68d5c50860d3',
+  'dawn_revision': '6770957e5120a5ca96460d11b85a5c66cec47dfa',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.