Update changelog for version 9.5.4

Author: johnnyreilly

CHANGELOG.md

@@ -1,8 +1,10 @@
 # Changelog
 
-## 9.5.3
+## 9.5.4
 * [chore: typescript 5.9 upgrade](https://github.com/TypeStrong/ts-loader/pull/1676) - thanks @johnnyreilly
 
+Skipping 9.5.3 due to a publishing issue
+
 ## 9.5.2
 * [fix: add more detailed error messages](https://github.com/TypeStrong/ts-loader/pull/1665) - thanks @hai-x