Update changelog

CHANGELOG.md

@@ -43,6 +43,7 @@
 - Updated Profile.vue component, fix v-once bug. ([4d003d00](https://github.com/pixelfed/pixelfed/commit/4d003d00))
 - Updated filesystems config, set S3 visibility to public by default. Fixes #2913. ([49a53c27](https://github.com/pixelfed/pixelfed/commit/49a53c27))
 - Updated CommentPipeline, improve parent reply_count calculation. ([ccc94802](https://github.com/pixelfed/pixelfed/commit/ccc94802))
+- Updated StatusTagsPipeline, process federated hashtags and mentions ([a84b1736](https://github.com/pixelfed/pixelfed/commit/a84b1736))
 -  ([](https://github.com/pixelfed/pixelfed/commit/))
 
 ## [v0.11.2 (2022-01-09)](https://github.com/pixelfed/pixelfed/compare/v0.11.1...v0.11.2)