MFH: r525792

www/kanboard: Unbreak MYSQL option after r514556

Unknown extension pdo_mysqli for PHP 72.

Pointy hat: swills
PR: 241567
Submitted by: Vikash Badal <vikashb@where-ever.za.net>
Approved by: bsd@if0.eu (maintainer timeout, 3 months)

Approved by: ports-secteam blanket