force delete old events

[ArtificialOwl]

modification of the logic to clean the events table, will generate this kind of request:

DELETE
FROM
    `oc_circles_event`
WHERE
    ((`status` = 9) AND(`creation` < 1771240913)) 
  OR
     (`creation` < 1769426513)

this delete:

• successful event old that 1 week,
• every events older than 4 weeks

[ArtificialOwl]

/backport to stable33

[ArtificialOwl]

/backport to stable32

[ArtificialOwl]

/backport to stable31