Remove a test that wasn't working

Changing the path to a non-existent /ws2 still succeeded.
Other tests properly check connecting.

Author: lhoguin

deps/rabbitmq_web_stomp/test/cowboy_websocket_SUITE.erl

@@ -91,14 +91,6 @@ end_per_testcase(http_auth, Config) ->
 end_per_testcase(_, Config) -> Config.
 
 
-connection_succeeds(Config) ->
-    PortStr = rabbit_ws_test_util:get_web_stomp_port_str(Config),
-    Protocol = ?config(protocol, Config),
-    WS = rfc6455_client:new(Protocol ++ "://127.0.0.1:" ++ PortStr ++ "/ws", self()),
-    {ok, _} = rfc6455_client:open(WS),
-    {close, _} = rfc6455_client:close(WS),
-    ok.
-
 connection_fails(Config) ->
     PortStr = rabbit_ws_test_util:get_web_stomp_port_str(Config),
     Protocol = ?config(protocol, Config),