QtQuick Ui Wizard: Create right runconfigurations for Qt Quick 2 ui

The wizard doesn't need to write a .user file, the code in fromMap
handles that case.

Task-number: QTCREATORBUG-9678
Change-Id: Iea308fb8afd1248b8bf15d5825ba94b95b4916a0
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@digia.com>
Reviewed-by: Christian Stenger <christian.stenger@digia.com>