networkConnections() fix pid issue (macOS)

docs/statsfunctions.html

@@ -114,19 +114,19 @@ let observer = si.observe(valueObject, 1000, usersCallback);
 // In this example we stop our observer function after 30 seconds
 setTimeout(() => {
   clearInterval(observer)
-}, 30000);</code></pre class="example">
-                              </tr>
-                              </tbody>
-                            </table>
-                            <p>The key names of the <span class="code">valueObject</span> must be exactly the same as the representing function in systeminformation.</p>
+}, 30000);</code></pre>
+                    </td>
+                  </tr>
 
+                </table>
+                <p>The key names of the <span class="code">valueObject</span> must be exactly the same as the representing function in systeminformation.</p>
+
+              </div>
             </div>
           </div>
         </div>
       </div>
-    </div>
-    </div>
-  </section>
+    </section>
   </div>
   <footer class="container-fluid footer">
     <div class="container">