Fixes: Navigation controls and status bar won't come back after vkb hidden.
Fixes: Navigation controls and status bar won't come back after vkb hidden.

RevBy: TrustMe
Details: Invisible handle was disabled but yet it added something in
region, in MKeyboardHost::combineRegionImpl, causing MInputMethodState
to have incorrect input method area.

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