Fix test cases

test/emqx_SUITE_data/acl.conf

@@ -0,0 +1,29 @@
+%%--------------------------------------------------------------------
+%%
+%% [ACL](https://github.com/emqtt/emqttd/wiki/ACL)
+%%
+%% -type who() :: all | binary() |
+%%                {ipaddr, esockd_access:cidr()} |
+%%                {client, binary()} |
+%%                {user, binary()}.
+%%
+%% -type access() :: subscribe | publish | pubsub.
+%%
+%% -type topic() :: binary().
+%%
+%% -type rule() :: {allow, all} |
+%%                 {allow, who(), access(), list(topic())} |
+%%                 {deny, all} |
+%%                 {deny, who(), access(), list(topic())}.
+%%
+%%--------------------------------------------------------------------
+
+{allow, {user, "dashboard"}, subscribe, ["$SYS/#"]}.
+
+{allow, {ipaddr, "127.0.0.1"}, pubsub, ["$SYS/#", "#"]}.
+
+{deny, all, subscribe, ["$SYS/#", {eq, "#"}]}.
+
+{allow, all}.
+
+