Incrementing VERSION to 80.0.3961.1

TBR=govind@chromium.org

Change-Id: I0cdc79790bfb53650ab82b8672b4e7b5aa434f06
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1900749
Reviewed-by: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/branch-heads/3961@{#2}
Cr-Branched-From: bb9605752b00c4557aa845f0cd795cc5b9bc3cd8-refs/heads/master@{#712807}
1 file changed