Fixed "Show the app in the terminal" URL

The app is listening on port 8080 so that must be included otherwise port 80 (default) is used and the curl request will fail.

Issue: 41259

content/pt-br/docs/tutorials/kubernetes-basics/explore/explore-intro.html

@@ -267,7 +267,7 @@ description: |-
             Para ver a saída da aplicação, execute uma requisição com o comando
             <code>curl</code>:
           </p>
-          <p><code><b>curl http://localhost:8001/api/v1/namespaces/default/pods/$POD_NAME/proxy/</b></code></p>
+          <p><code><b>curl http://localhost:8001/api/v1/namespaces/default/pods/$POD_NAME:8080/proxy/</b></code></p>
           <p>A URL é a rota para a API do Pod.</p>
         </div>
       </div>