[ticket/13221] Perform bot updates after user table changes

PHPBB3-13221
[ticket/13221] Add bot_update as a dependency to gold

PHPBB3-13221
Merge pull request #3073 from nickvergessen/ticket/13221

[ticket/13221] Perform bot updates after user table changes
Merge branch 'prep-release-3.1.0' into develop-ascraeus

* prep-release-3.1.0:
  [ticket/13221] Add bot_update as a dependency to gold
  [ticket/13221] Perform bot updates after user table changes