Update website front page with second summit. (#625)

Author: Carreau

content/news.md

@@ -1,10 +1,14 @@
 ---
 title: News
-newsHeader: First Developer Summit held in Seattle
-date: 2023-05-30
+newsHeader: Second Developer Summit will be held in Seattle – June 2-5, 2024
+date: 2024-04-11
 sidebar: false
 ---
 
+## 2024--04--11: Second Developer Summit will be held in Seattle – June 2-5, 2024
+
+See [summit website]({{% relref "/summits/developer/2024" %}}).
+
 ## 2023--05--30: First Developer Summit held in Seattle
 
 See [summit website]({{% relref "/summits/developer/2023" %}}).