Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  7df9aba98dd717688830b83e4bddaef1b1a5eb25

Hygiene: Remove naming conflict with CheckUser

CheckUserQuery was issuing an error upon

    use CheckUser;

due to the duplicated name.  Its also clearer this way.

Change-Id: I165d39b034ae5efc9524b8e2d55a6632ef1dc77d