Update 2.2.0.0 release note (#23)

* Update 2.2.0.0 release note

Signed-off-by: Junqiu Lei <junqiu@amazon.com>
(cherry picked from commit 0982cfd)

release-notes/opensearch-dashboards-maps.release-notes-2.2.0.0.md

@@ -2,5 +2,16 @@
 Compatible with OpenSearch and OpenSearch Dashboards Version 2.2.0
 
 ### Features
+* Remove plugin check logic and support offline working of importing custom geoJSON([#10](https://github.com/opensearch-project/dashboards-maps/pull/10))
+* Add error modal and lint fixes([#13](https://github.com/opensearch-project/dashboards-maps/pull/13))
+* Introduce refresh option to update the custom vector map list ([#14](https://github.com/opensearch-project/dashboards-maps/pull/14))
 
-* Support custom GeoJson by uploading GeoJson files and visualize data in dashboard region maps ([OpenSearch#831](https://github.com/opensearch-project/OpenSearch/issues/831)).
+### Infrastructure
+* Add basic template files related to OpenSearch guidelines([#2](https://github.com/opensearch-project/dashboards-maps/pull/2))
+* Add GitHub workflow for running unit tests([#6](https://github.com/opensearch-project/dashboards-maps/pull/6))
+* Add badges to README([#9](https://github.com/opensearch-project/dashboards-maps/pull/9))
+* Add developer guide and easy setup([#12](https://github.com/opensearch-project/dashboards-maps/pull/12))
+* Add changes for releasing plugin with OSD as part of 2.2 release([#20](https://github.com/opensearch-project/dashboards-maps/pull/20))
+
+### Maintenance
+* Add version changes required for 2.2.0 release([#18](https://github.com/opensearch-project/dashboards-maps/pull/18))