Fix error in isSuperset() test in tst_qcontactmanager
Fix error in isSuperset() test in tst_qcontactmanager

Some backends generate new details with the old information contained
within, which results in the detail receiving a new id.  Hence,
we shouldn't check the id when doing superset tests.

Relates to QTMOBILITY-92

qtproject/qt-mobility,KDE/android-qt-mobility,tmcguire/qt-mobility,tmcguire/qt-mobility,kaltsi/qt-mobility,qtproject/qt-mobility,KDE/android-qt-mobility,kaltsi/qt-mobility,kaltsi/qt-mobility,enthought/qt-mobility,qtproject/qt-mobility,enthought/qt-mobility,tmcguire/qt-mobility,enthought/qt-mobility,qtproject/qt-mobility,KDE/android-qt-mobility,tmcguire/qt-mobility,kaltsi/qt-mobility,kaltsi/qt-mobility,enthought/qt-mobility,KDE/android-qt-mobility,enthought/qt-mobility,kaltsi/qt-mobility,tmcguire/qt-mobility,qtproject/qt-mobility,qtproject/qt-mobility,enthought/qt-mobility