Increment version from 2.5.0 to 2.6.0 (opensearch-project#3229)

Resolves - opensearch-project#3228
Signed-off-by: Manasvini B Suryanarayana <manasvis@amazon.com>

Signed-off-by: Manasvini B Suryanarayana <manasvis@amazon.com>

Signed-off-by: Manasvini B Suryanarayana <manasvis@amazon.com>

CHANGELOG.md

@@ -62,6 +62,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Update backport custom branch name to utilize head template ([#2766](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/2766))
 - Add automatic selection of the appropriate version of chrome driver to run functional tests ([#2990](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/2990))
 - Improve yarn's performance in workflows by caching yarn's cache folder ([#3194](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/3194))
+- Increment the version on the parent branch (2.x) to the next development iteration (2.6)([3229](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/3229))
 
 ### 📝 Documentation
 

package.json

@@ -11,7 +11,7 @@
     "dashboarding"
   ],
   "private": true,
-  "version": "2.5.0",
+  "version": "2.6.0",
   "branch": "2.x",
   "types": "./opensearch_dashboards.d.ts",
   "tsdocMetadata": "./build/tsdoc-metadata.json",