Updating trunk VERSION from 3762.0 to 3763.0

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

Change-Id: I231776a2959f66e546e6362fa21c6498daae1610
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1565158
Reviewed-by: chrome-release-bot@chromium.org <chrome-release-bot@chromium.org>
Cr-Commit-Position: refs/heads/master@{#650041}