update to latest actix-net

actix-http/examples/echo.rs

@@ -34,6 +34,7 @@ fn main() -> io::Result<()> {
                         )
                     }
                 })
+                .tcp()
         })?
         .run()
 }

actix-http/examples/echo2.rs

@@ -25,7 +25,7 @@ fn main() -> io::Result<()> {
 
     Server::build()
         .bind("echo", "127.0.0.1:8080", || {
-            HttpService::build().finish(handle_request)
+            HttpService::build().finish(handle_request).tcp()
         })?
         .run()
 }

actix-http/examples/hello-world.rs

@@ -21,6 +21,7 @@ fn main() -> io::Result<()> {
                     res.header("x-head", HeaderValue::from_static("dummy value!"));
                     future::ok::<_, ()>(res.body("Hello world!"))
                 })
+                .tcp()
         })?
         .run()
 }