[ticket/13062] Fix name of "ORDER_BY" key in SQL array

PHPBB3-13062
Merge pull request #2970 from nickvergessen/ticket/13062

[ticket/13062] Fix name of "ORDER_BY" key in SQL array

* nickvergessen/ticket/13062:
  [ticket/13062] Fix name of "ORDER_BY" key in SQL array
Merge branch 'develop-ascraeus' into develop

* develop-ascraeus:
  [ticket/13062] Fix name of "ORDER_BY" key in SQL array