Cdbext: Fix QDateTime dump.
Cdbext: Fix QDateTime dump.

Task-number: QTCREATORBUG-13263
Change-Id: I8433d5d6a18ea700db77be0ab22e01de9f0b267f
Reviewed-by: Christian Stenger <accbb51712d7b9c4fb108439d01e716148e5f9e6@theqtcompany.com>
Reviewed-by: David Schulz <f07954e8cc0c222cd136162588d217f330598215@theqtcompany.com>

martyone/sailfish-qtcreator,danimo/qt-creator,danimo/qt-creator,danimo/qt-creator,xianian/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,Distrotech/qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,Distrotech/qtcreator,danimo/qt-creator,martyone/sailfish-qtcreator,Distrotech/qtcreator,martyone/sailfish-qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,Distrotech/qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,xianian/qt-creator,xianian/qt-creator,Distrotech/qtcreator,Distrotech/qtcreator,Distrotech/qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,danimo/qt-creator,danimo/qt-creator,danimo/qt-creator,xianian/qt-creator