Update Changelog for v2.2.8

Author: nyergler

CHANGELOG.md

@@ -1,10 +1,17 @@
+## 2.2.8 (28 Nov 2023)
+
+- Expose Datadog Agent & Logging settings to Polytomic containers.
+
 ## 2.2.7 (10 Aug 2023)
-* Add GCS bucket resource to GKE terraform module
-* Various helm chart improvements (see polytomic-x.x.x releases for details)
-* Add support for `schemacache` role
+
+- Add GCS bucket resource to GKE terraform module
+- Various helm chart improvements (see polytomic-x.x.x releases for details)
+- Add support for `schemacache` role
 
 ## 2.2.6 (7 Jul 2023)
-* Add resource `Name` tags to AWS resources in ECS module
+
+- Add resource `Name` tags to AWS resources in ECS module
 
 ## 1.0.0 (18 May 2023)
-* Initial release
+
+- Initial release