Add 2.12 release notes (#677) (#679)

Signed-off-by: Kaituo Li <kaituo@amazon.com>
(cherry picked from commit 757b992)

Co-authored-by: Kaituo Li <kaituo@amazon.com>

release-notes/opensearch-anomaly-detection-dashboards.release-notes-2.12.0.0.md

@@ -0,0 +1,10 @@
+## Version 2.12.0.0 Release Notes
+
+Compatible with OpenSearch Dashboards 2.12.0
+
+### Infrastructure
+
+* Updating maintainers and code owners ([#625](https://github.com/opensearch-project/anomaly-detection-dashboards-plugin/pull/625))
+* Support github actions to run yarn build on build docker images ([#620](https://github.com/opensearch-project/anomaly-detection-dashboards-plugin/pull/620))
+* fix build error due to missing babel plugins ([#661](https://github.com/opensearch-project/anomaly-detection-dashboards-plugin/pull/661))
+* fix multiple CVEs ([#675](https://github.com/opensearch-project/anomaly-detection-dashboards-plugin/pull/675))