No real changes, just use const_cast<> instead of C casts.

Replace many comments indicating that the C cast used was really a
const_cast<> with the proper cast itself. There is no reason to not use it any
longer, all the supported compilers understand it.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@65861 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/intl.cpp

@@ -1024,7 +1024,7 @@ wxLocale::~wxLocale()
     wxSetLocale(m_pOldLocale);
 
     wxSetlocale(LC_ALL, m_pszOldLocale);
-    free((wxChar *)m_pszOldLocale);     // const_cast
+    free(const_cast<char *>(m_pszOldLocale));
 }