Update changelog

CHANGELOG.md

@@ -5,6 +5,7 @@
 - Autocomplete Support (hashtags + mentions) ([de514f7d](https://github.com/pixelfed/pixelfed/commit/de514f7d))
 - Creative Commons Licenses ([552e950](https://github.com/pixelfed/pixelfed/commit/552e950))
 - Add Network Timeline ([af7face4](https://github.com/pixelfed/pixelfed/commit/af7face4))
+- Admin config settings ([f2066b74](https://github.com/pixelfed/pixelfed/commit/f2066b74))
 
 ### Updated
 - Updated AdminController, fix variable name in updateSpam method. ([6edaf940](https://github.com/pixelfed/pixelfed/commit/6edaf940))