Update CHANGELOG.md

packages/sdk/server-node/CHANGELOG.md

@@ -2,17 +2,26 @@
 
 All notable changes to `@launchdarkly/node-server-sdk` will be documented in this file. This project adheres to [Semantic Versioning](http://semver.org).
 
+## [8.2.3](https://github.com/launchdarkly/js-core/compare/node-server-sdk-v8.2.2...node-server-sdk-v8.2.3) (2023-08-28)
+
+## Fixes:
+* Upgraded to `launchdarkly-eventsource` version `2.0.1`. This includes a fix for the buffer pre-allocation algorithm and handling partial messages.
+* Ensure that flag `update` events are dispatched after the SDK `ready` event.
+* Fix an issue that could cause the SDK log warnings about usage before initialization after an error handling a flag update.
+
 ### Dependencies
 
 * The following workspace dependencies were updated
   * dependencies
-    * @launchdarkly/js-server-sdk-common bumped from 1.2.0 to 1.2.1
+    * @launchdarkly/js-server-sdk-common bumped from 1.2.1 to 1.2.2
+
+## [8.2.2](https://github.com/launchdarkly/js-core/compare/node-server-sdk-v8.2.1...node-server-sdk-v8.2.2) (2023-08-24)
 
 ### Dependencies
 
 * The following workspace dependencies were updated
   * dependencies
-    * @launchdarkly/js-server-sdk-common bumped from 1.2.1 to 1.2.2
+    * @launchdarkly/js-server-sdk-common bumped from 1.2.0 to 1.2.1
 
 ## [8.2.1](https://github.com/launchdarkly/js-core/compare/node-server-sdk-v8.2.0...node-server-sdk-v8.2.1) (2023-08-14)