(harmless) Borland release build warning fixes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@60348 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/textentry.cpp

@@ -451,7 +451,7 @@ wxString wxTextEntry::GetHint() const
         wchar_t buf[256];
         if ( ::SendMessage(GetEditHwnd(), EM_GETCUEBANNER,
                             (WPARAM)buf, WXSIZEOF(buf)) )
-            return buf;
+            return wxString(buf);
     }
 
     return wxTextEntryBase::GetHint();