Updating trunk VERSION from 4301.0 to 4302.0

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

Change-Id: I0208618e3991528526c2519beb5cd1f40108c4ce
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2493706Reviewed-by: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#820108}

chrome/VERSION

 MAJOR=88
 MINOR=0
-BUILD=4301
+BUILD=4302
 PATCH=0