Updating trunk VERSION from 4176.0 to 4177.0

# This is an automated release commit.
# Do not revert without consulting chrome-pmo@google.com.
NOAUTOREVERT=true
TBR=pbommana@chromium.org

Change-Id: If02c20dd926ccbef4ef48b6a29233eb53c32a593
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2251022Reviewed-by: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#779633}

chrome/VERSION

 MAJOR=85
 MINOR=0
-BUILD=4176
+BUILD=4177
 PATCH=0