Fix migration error "TypeError: Checklists.foreach" at Snap, Docker etc.
Fix migration error "TypeError: Checklists.foreach" at Snap, Docker etc.

Thanks to Jubi94, kestrelhawk and xet7 !

libreboard/libreboard,wekan/wekan,GhassenRjab/wekan,wekan/wekan,wekan/wekan,GhassenRjab/wekan,wekan/wekan,GhassenRjab/wekan,wekan/wekan,libreboard/libreboard