Updating trunk VERSION from 4264.0 to 4265.0

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

Change-Id: I89d228905dd8f307bd9452d2c06cd78f7aaab34c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2411569Reviewed-by: Chrome Release Bot (LUCI) <chrome-official-brancher@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#806867}

chrome/VERSION

 MAJOR=87
 MINOR=0
-BUILD=4264
+BUILD=4265
 PATCH=0