applets/binary-clock: Change PlasmaCore.Units -> Kirigami.Units, PlasmaCore.Theme -> Kirigami.Theme
Used https://pointieststick.com/2023/06/14/call-to-action-easy-porting-opportunity-in-plasma/ as reference for this.
Used https://pointieststick.com/2023/06/14/call-to-action-easy-porting-opportunity-in-plasma/ as reference for this.