remove redundant header

Author: SethTisue

_posts/2026-06-05-release-notes-3.8.4.md

@@ -5,8 +5,6 @@ title: "Scala 3.8.4 is now available!"
 by: Wojciech Mazur, VirtusLab
 ---
 
-# Scala 3.8.4 is now available!
-
 ## Release highlights
 
 ### Security audit fixes
@@ -34,4 +32,4 @@ See the [Scala CLI release notes](https://github.com/VirtusLab/scala-cli/release
 
 ---
 
-For the complete list of changes and contributor credits, see the [release notes on GitHub](https://github.com/scala/scala3/releases/tag/3.8.4).
+For the complete list of changes and contributor credits, see the [release notes on GitHub](https://github.com/scala/scala3/releases/tag/3.8.4).