c++ needs const char * for static strings

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@9326 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/languages/mod_java/switch_swig_wrap.cpp

@@ -1886,7 +1886,7 @@ SWIGEXPORT void JNICALL Java_org_freeswitch_swig_freeswitchJNI_CoreSession_1hang
     arg2 = (char *)jenv->GetStringUTFChars(jarg2, 0);
     if (!arg2) return ;
   }
-  (arg1)->hangup(arg2);
+  (arg1)->hangup((char const *)arg2);
   if (arg2) jenv->ReleaseStringUTFChars(jarg2, (const char *)arg2);
 }