Update conferences.md (#3932)

Author: joshunger

content/community/conferences.md

@@ -12,11 +12,6 @@ Do you know of a local React.js conference? Add it here! (Please keep the list c
 
 ## Upcoming Conferences {#upcoming-conferences}
 
-### render(ATL) 2021 {#render-atlanta-2021} 
-September 13-15, 2021. Atlanta, GA, USA
-
-[Website](https://renderatl.com) - [Twitter](https://twitter.com/renderATL) - [Instagram](https://www.instagram.com/renderatl/) - [Facebook](https://www.facebook.com/renderatl/) - [LinkedIn](https://www.linkedin.com/company/renderatl)
-
 ### React Brussels 2021 {#react-brussels-2021} 
 October 15, 2021 - remote event
 
@@ -38,7 +33,7 @@ November 3-4, 2021 - remote event
 
 [Website](https://geekle.us/react) - [LinkedIn](https://www.linkedin.com/events/javascriptglobalsummit6721691514176720896/) 
 
-## React Advanced London 2021 {#react-advanced-2021} 
+### React Advanced London 2021 {#react-advanced-2021} 
 October 20-22, 2021. London, UK & remote
 
 [Website](https://reactadvanced.com) - [Twitter](https://twitter.com/reactadvanced)
@@ -50,6 +45,11 @@ November 12-14, 2021 - remote event
 
 ## Past Conferences {#past-conferences}
 
+### render(ATL) 2021 {#render-atlanta-2021} 
+September 13-15, 2021. Atlanta, GA, USA
+
+[Website](https://renderatl.com) - [Twitter](https://twitter.com/renderATL) - [Instagram](https://www.instagram.com/renderatl/) - [Facebook](https://www.facebook.com/renderatl/) - [LinkedIn](https://www.linkedin.com/company/renderatl)
+
 ### React Native EU 2021 {#react-native-eu-2021}
 September 1-2, 2021 - remote event