Updating trunk VERSION from 3816.0 to 3817.0

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

Change-Id: I850dae0aa824b12a07d9b74be41b2bc74e8227df
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1646542Reviewed-by: chrome-release-bot@chromium.org <chrome-release-bot@chromium.org>
Cr-Commit-Position: refs/heads/master@{#666599}

chrome/VERSION

 MAJOR=77
 MINOR=0
-BUILD=3816
+BUILD=3817
 PATCH=0