Update CHANGELOG.md

Signed-off-by: marcin mikołajczak <git@mkljczk.pl>

CHANGELOG.md

@@ -12,8 +12,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Posts: bot badge on statuses from bot accounts.
 - Compatibility: improved browser support for older browsers.
 - Events: allow to repost events in event menu.
-- Groups: Initial support for groups.
-- Profile: Add RSS link to user profiles.
+- Groups: initial support for groups.
+- Profile: add RSS link to user profiles.
+- Posts: fix posts filtering.
 
 ### Changed
 - Chats: improved display of media attachments.