refactor: remove old changelog entries

CHANGELOG.md

@@ -1,16 +1,3 @@
-## v0.4.0 (2024-09-30)
-
-### Feat
-
-- add scheduled binary release workflow
-- introduce process-compose for process management
-- add counter animation to hero section
-- add registration page
-
-### Refactor
-
-- move dwn wasm build to pkg directory
-
 ## v0.3.1 (2024-09-29)
 
 ### Refactor