Revert "Changes: add dependency on system-services to libdui0"
Revert "Changes: add dependency on system-services to libdui0"

This reverts commit b1707a8d5183805b144e3cbe78517a921e89a5af.

We do not want to enforce this dependency at such a high level.

nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch