Update changelog

vicentepinto98 · vicentepinto98 · commit 2788f62a44df · 2024-10-11T18:47:59.000+01:00
diff --git a/services/opensearch/CHANGELOG.md b/services/opensearch/CHANGELOG.md
@@ -1,3 +1,7 @@
+## v0.19.0 (2024-10-14)
+
+- **Feature:** Add support for nullable models
+
 ## v0.18.0 (2024-09-02)
 
 - **Breaking changes:** `GetMetricsResponse` fields have changed data types
