Updating trunk VERSION from 3588.0 to 3589.0

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

Change-Id: I9fca45445880d222546468fa762cead4a79bc732
Reviewed-on: https://chromium-review.googlesource.com/c/1293269Reviewed-by: chrome-release-bot@chromium.org <chrome-release-bot@chromium.org>
Cr-Commit-Position: refs/heads/master@{#601471}

chrome/VERSION

 MAJOR=72
 MINOR=0
-BUILD=3588
+BUILD=3589
 PATCH=0