Draft: Remove QuickTheme
Most of PlasmaCore.Theme usage was replaced with Kirigami.Theme
For the remaining usages Plasma::Theme is enough
See https://invent.kde.org/frameworks/plasma-framework/-/issues/21
Most of PlasmaCore.Theme usage was replaced with Kirigami.Theme
For the remaining usages Plasma::Theme is enough
See https://invent.kde.org/frameworks/plasma-framework/-/issues/21