pkg:dart_internal update changelog

Change-Id: I5442cfc77720b6d6628f1e3540433f9e1300f58d
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/220122
Commit-Queue: Kevin Moore <kevmoo@google.com>
Reviewed-by: Kevin Moore <kevmoo@google.com>
diff --git a/pkg/dart_internal/CHANGELOG.md b/pkg/dart_internal/CHANGELOG.md
index c49fe05..8894fed 100644
--- a/pkg/dart_internal/CHANGELOG.md
+++ b/pkg/dart_internal/CHANGELOG.md
@@ -1,3 +1,11 @@
+## 0.2.3
+
+- Support the latest Dart SDK.
+
+## 0.2.2
+
+- Support the latest Dart SDK.
+
 ## 0.2.1
 
 - Support the latest Dart SDK.