Updated changelog

CHANGELOG.md

@@ -1,11 +1,12 @@
 # CHANGELOG
 
 ## 0.6.0
-> Published 18 November 2024
+> Published 19 November 2024
 
 ### Features
 - On JVM, libraries are now include Java Platform Module System (JPMS) modules [#406](https://github.com/Kotlin/kotlinx-io/pull/406)
 - Made Segment's size and capacity public [#409](https://github.com/Kotlin/kotlinx-io/pull/409)
+- Improved performance of extension functions reading and writing using little-endian byte order [#414](https://github.com/Kotlin/kotlinx-io/pull/414)
 - Minor documentation improvements
 
 ## 0.5.4