don't write wide string to std::ostream which outputs them as pointer values

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51255 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

tests/datetime/datetimetest.cpp

@@ -27,7 +27,7 @@
 // need this to be able to use CPPUNIT_ASSERT_EQUAL with wxDateTime objects
 static std::ostream& operator<<(std::ostream& ostr, const wxDateTime& dt)
 {
-    ostr << dt.FormatISODate() << _T(" ") << dt.FormatISOTime();
+    ostr << dt.FormatISODate() << " " << dt.FormatISOTime();
 
     return ostr;
 }