Update _downloads/2024-09-04-2.12.20.md

Co-authored-by: Philippus Baalman <philippus@gmail.com>

Author: SethTisue

_downloads/2024-09-04-2.12.20.md

@@ -3,7 +3,7 @@ title: Scala 2.12.20
 start: 4 September 2024
 layout: downloadpage
 release_version: 2.12.20
-release_date: "September 2, 2024"
+release_date: "September 4, 2024"
 show_resources: "true"
 permalink: /download/2.12.20.html
 requirements: "This Scala software distribution can be installed on any Unix-like or Windows system. It requires Java 8 or later, available <a href='https://www.java.com/'>here</a>."