chagelog update

Author: jamesfisher-geo

CHANGELOG.md

@@ -9,6 +9,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Added
 
+- Added API `title` and `description` parameters from environment variables `STAC_API_TITLE` and `STAC_API_DESCRIPTION`, respectively. [#207](https://github.com/stac-utils/stac-fastapi-elasticsearch-opensearch/pull/207)
+
 ### Changed
 
 ### Fixed