Qt Quick Dialogs has its own .qdocconf file where the example path
is defined. This change removes the path from .qdocconf for Qt Quick
module so qdoc doesn't try to parse it twice.
Change-Id: I06ad6895d5929031c37e21bfa91a813ba60d86d2
Reviewed-by: Martin Smith <martin.smith@digia.com>
Reviewed-by: Jerome Pasion <jerome.pasion@digia.com>