Change the 'ssl' to 'sslopts'

test/emqttd_SUITE_data/emqttd.schema

@@ -710,7 +710,7 @@ end}.
                             ConnOpts = Filter([{rate_limit, cuttlefish:conf_get(Key ++ ".rate_limit", Conf, undefined)}]),
                             Opts = [{connopts, ConnOpts}, {sockopts, TcpOpts(Key)} | LisOpts(Key)],
                             [{Name, Port, case Name =:= ssl orelse Name =:= https of
-                                              true  -> [{ssl, SslOpts(Key)} | Opts];
+                                              true  -> [{sslopts, SslOpts(Key)} | Opts];
                                               false -> Opts
                                           end}]
                    end