fix naming issue in last mod_managed change - trivial

src/mod/languages/mod_managed/managed/ManagedSession.cs

@@ -145,7 +145,7 @@ namespace FreeSWITCH.Native
             switch_state_handler_t_delegate del = ptr => {
                 using (var sess = new ManagedSession(new SWIGTYPE_p_switch_core_session(ptr, false))) {
                     handler(sess);
-                    sess.setAutoHangup(false);
+                    sess.SetAutoHangup(false);
                     sess.destroy();
                     return switch_status_t.SWITCH_STATUS_SUCCESS;
                 }