Incrementing VERSION to 80.0.3987.139

TBR=govind@chromium.org

Change-Id: I11973c8a34b6a613bc1321b3480afe8a9fb30f23
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2093132
Reviewed-by: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/3987@{#991}
Cr-Branched-From: c4e8da9871cc266be74481e212f3a5252972509d-refs/heads/master@{#722274}
1 file changed