Merge pull request #21408 from colemanw/bumpMinUpgradeVer
authorEileen McNaughton <emcnaughton@wikimedia.org>
Fri, 10 Sep 2021 00:30:02 +0000 (12:30 +1200)
committerGitHub <noreply@github.com>
Fri, 10 Sep 2021 00:30:02 +0000 (12:30 +1200)
Bump minimum upgradable version to 4.5.9


Trivial merge