correct QML plugin import name
The wrong name was used. org.kde.notification
is used in the following files:
- knotifications/examples/notificationtester.qml
- plasma-workspace/applets/batterymonitor/package/contents/ui/main.qml
- kdeplasma-addons/applets/timer/package/contents/ui/main.qml
Edited by Fushan Wen