Updating trunk VERSION from 4395.0 to 4396.0

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

Change-Id: I00634d73fef108a4c73b2b8caaf3c66ec2459ee8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2641479Reviewed-by: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#845510}

chrome/VERSION

 MAJOR=90
 MINOR=0
-BUILD=4395
+BUILD=4396
 PATCH=0