remove obsolete spec

spec/mqtt/integrations/publish_spec.cr

@@ -27,31 +27,5 @@ module MqttSpecs
         end
       end
     end
-
-    it "should put the message in a queue" do
-      with_server do |server|
-        with_channel(server) do |ch|
-          x = ch.exchange("amq.topic", "topic")
-          q = ch.queue("test")
-          q.bind(x.name, q.name)
-
-          with_client_io(server) do |io|
-            connect(io)
-
-            payload = slice = Bytes[1, 254, 200, 197, 123, 4, 87]
-            ack = publish(io, topic: "test", payload: payload, qos: 1u8)
-            ack.should_not be_nil
-
-            body = q.get(no_ack: true).try do |v|
-              s = Slice(UInt8).new(payload.size)
-              v.body_io.read(s)
-              s
-            end
-            body.should eq(payload)
-            disconnect(io)
-          end
-        end
-      end
-    end
   end
 end