Port digital clock settings to QQc2 and Kirigami
Summary:
use QQC2 and FormLayout for alignment
also, qqc2 combobox doesn't suffer from 390801 anymore
BUG: 390801
Test Plan: tried to set all the options
Reviewers: Plasma, VDG, ngraham
Reviewed By: VDG, ngraham
Subscribers: ngraham, plasma-devel
Tags: Plasma
Differential Revision: https://phabricator.kde.org/D17333