Update release dates

Author: WojciechMazur

_downloads/2025-01-14-3.6.3.md renamed to _downloads/2025-01-20-3.6.3.md

@@ -1,9 +1,9 @@
 ---
 title: Scala 3.6.3
-start: 14 January 2025
+start: 20 January 2025
 layout: downloadpage
 release_version: 3.6.3
-release_date: "January 14, 2025"
+release_date: "January 20, 2025"
 permalink: /download/3.6.3.html
 license: <a href="https://www.scala-lang.org/license/">Apache License, Version 2.0</a>
 api_docs: https://www.scala-lang.org/api/3.6.3/

_posts/2025-01-14-release-notes-3.6.3.md renamed to _posts/2025-01-20-release-notes-3.6.3.md

@@ -1,6 +1,6 @@
 ---
 category: announcement
-permalink: /news/3.6.3
+permalink: /news/3.6.3/
 title: "Scala 3.6.3 is now available!"
 ---
 Scala 3.6.3 is now available!