Remove unused orientation variable
Remove unused orientation variable

Fix warning.

RevBy: TrustMe

KDE/plasma-maliit-plugins,RHawkeyed/plugins,RHawkeyed/plugins,KDE/plasma-maliit-plugins,maliit/plugins,develersrl/maliit-demo-qml,develersrl/maliit-demo-qml,KDE/plasma-maliit-plugins,RHawkeyed/plugins,RHawkeyed/plugins,maliit/plugins,RHawkeyed/plugins,maliit/plugins,KDE/plasma-maliit-plugins,maliit/plugins,develersrl/maliit-demo-qml,develersrl/maliit-demo-qml