qenums: Don't run unit-test for Qt < 5.5.0
qenums: Don't run unit-test for Qt < 5.5.0

CCMAIL: d33c80bc45d65303e33ca83108a9952b745af9ef@kdab.com

nyalldawson/clazy,nyalldawson/clazy,nyalldawson/clazy,nyalldawson/clazy