increment from 2.2 to 2.3. (#2096)

Version bumped.

Signed-off-by: Anan Zhuang <ananzh@amazon.com>
Co-authored-by: Kawika Avilla <kavilla414@gmail.com>

Author: ananzh

package.json

@@ -11,7 +11,7 @@
     "dashboarding"
   ],
   "private": true,
-  "version": "2.2.0",
+  "version": "2.3.0",
   "branch": "main",
   "types": "./opensearch_dashboards.d.ts",
   "tsdocMetadata": "./build/tsdoc-metadata.json",