Updating trunk VERSION from 3895.0 to 3896.0

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

Change-Id: I1e5be8fb11b79811e1349fcec148ea06c78ec199
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1773659Reviewed-by: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#691012}

chrome/VERSION

 MAJOR=78
 MINOR=0
-BUILD=3895
+BUILD=3896
 PATCH=0