Fix object destruction order
Fix object destruction order

qml tengine has to be freed before objects providing data to the engine
or Qt will defer a nullptr.

Signed-off-by: Pauli Nieminen <ce89c68871fad9564c22852774cc328c5c04372c@gmail.com>

suokko/BridgeClock,suokko/BridgeClock,suokko/BridgeClock