Add 2.10 release notes. (#109)

Signed-off-by: Xuesong Luo <lxuesong@amazon.com>

release-notes/opensearch-dashboards-notifications.release-notes-2.10.0.0.md

@@ -0,0 +1,19 @@
+## Version 2.10.0.0 2023-09-25
+Compatible with OpenSearch Dashboards 2.10.0
+
+### Maintenance
+* Bump semver from 5.7.1 to 5.7.2 ([#74](https://github.com/opensearch-project/dashboards-notifications/pull/74))
+* fix: CVE of tough-cookie and work-wrap ([#79](https://github.com/opensearch-project/dashboards-notifications/pull/79))
+* stabilize cypress test case  ([#89](https://github.com/opensearch-project/dashboards-notifications/pull/89))
+* [AUTO] Increment version to 2.10.0.0 ([#96](https://github.com/opensearch-project/dashboards-notifications/pull/96))
+* Add auto release workflow ([#97](https://github.com/opensearch-project/dashboards-notifications/pull/97))
+* fix: bump @cypress/request to 3.0.0 ([#106](https://github.com/opensearch-project/dashboards-notifications/pull/106))
+* Remove unused semver version 6.x and 7.x ([#108](https://github.com/opensearch-project/dashboards-notifications/pull/108))
+
+### Features/Enhancements 
+* add microsoft teams support ([#44](https://github.com/opensearch-project/dashboards-notifications/pull/44))
+
+### Bug Fixes
+
+### Documentation
+* 2.10 release notes. ([#109](https://github.com/opensearch-project/dashboards-notifications/pull/109))