Update CHANGELOG.md

Author: alexcjohnson

CHANGELOG.md

@@ -6,6 +6,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 
 ### Added
 
+- [#2265](https://github.com/plotly/dash/pull/2265) Removed deprecated `before_first_request` as reported in [#2177](https://github.com/plotly/dash/issues/2177).
 - [#2261](https://github.com/plotly/dash/pull/2261) Added new `placeholder_text` property to `filterOptions` for DataTable which allows overriding the default filter field placeholder.
 
 ### Fixed
@@ -24,7 +25,6 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 - [#2187](https://github.com/plotly/dash/pull/2187) Fix confusing error message when trying to use pytest fixtures but `dash[testing]` is not installed.
 - [#2202](https://github.com/plotly/dash/pull/2202) Fix bug [#2185](https://github.com/plotly/dash/issues/2185) when you copy text with multiple quotes into a table
 - [#2226](https://github.com/plotly/dash/pull/2226) Fix [#2219](https://github.com/plotly/dash/issues/2219) pages register & background callbacks.
-- [#2265](https://github.com/plotly/dash/pull/2265) Removed deprecated `before_first_request` as reported in [#2177](https://github.com/plotly/dash/issues/2177).
 
 ## [2.6.1] - 2022-08-01