Debugger: Fix dumpers in case alphabetical sorting is off.

No longer change iname to obtain sorting.

Reviewed-by: hjk

src/plugins/debugger/watchdata.h

@@ -136,6 +136,7 @@ public:
     quint64 objectId; // Object id used for the QMLEngine
     int state;
     bool changed;
+    int sortId;
 };
 
 } // namespace Internal