Include CHANGELOG.md

Signed-off-by: Rabi Panda <adnapibar@gmail.com>

CHANGELOG.md

@@ -35,6 +35,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Apply reproducible builds configuration for OpenSearch plugins through gradle plugin ([#4746](https://github.com/opensearch-project/OpenSearch/pull/4746))
 - Add groupId value propagation tests for ZIP publication task ([#4772](https://github.com/opensearch-project/OpenSearch/pull/4772))
 - Add support for GeoJson Point type in GeoPoint field ([#4597](https://github.com/opensearch-project/OpenSearch/pull/4597))
+- Update pull request template ([#4851](https://github.com/opensearch-project/OpenSearch/pull/4851))
 
 ### Dependencies
 - Bumps `log4j-core` from 2.18.0 to 2.19.0
@@ -92,7 +93,6 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Refactor Base Action class javadocs to OpenSearch.API ([#4732](https://github.com/opensearch-project/OpenSearch/pull/4732))
 - Migrate client transports to Apache HttpClient / Core 5.x ([#4459](https://github.com/opensearch-project/OpenSearch/pull/4459))
 - Refactored BalancedAllocator.Balancer to LocalShardsBalancer ([#4761](https://github.com/opensearch-project/OpenSearch/pull/4761))
-- Fail weight update when decommission ongoing and fail decommission when attribute not weighed away ([#4839](https://github.com/opensearch-project/OpenSearch/pull/4839))
 ### Deprecated
 ### Removed
 - Remove deprecated code to add node name into log pattern of log4j property file ([#4568](https://github.com/opensearch-project/OpenSearch/pull/4568))
@@ -102,7 +102,6 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Always auto release the flood stage block ([#4703](https://github.com/opensearch-project/OpenSearch/pull/4703))
 - Remove LegacyESVersion.V_7_4_ and V_7_5_ Constants ([#4704](https://github.com/opensearch-project/OpenSearch/pull/4704))
 - Remove Legacy Version support from Snapshot/Restore Service ([#4728](https://github.com/opensearch-project/OpenSearch/pull/4728))
-- Remove deprecated serialization logic from pipeline aggs ([#4847](https://github.com/opensearch-project/OpenSearch/pull/4847))
 
 ### Fixed
 - `opensearch-service.bat start` and `opensearch-service.bat manager` failing to run ([#4289](https://github.com/opensearch-project/OpenSearch/pull/4289))
@@ -151,7 +150,6 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Fix decommission status update to non leader nodes ([4800](https://github.com/opensearch-project/OpenSearch/pull/4800))
 - Fix recovery path for searchable snapshots ([4813](https://github.com/opensearch-project/OpenSearch/pull/4813))
 - Fix bug in AwarenessAttributeDecommissionIT([4822](https://github.com/opensearch-project/OpenSearch/pull/4822))
-- Fix 'org.apache.hc.core5.http.ParseException: Invalid protocol version' under JDK 16+ ([#4827](https://github.com/opensearch-project/OpenSearch/pull/4827))
 
 ### Security
 - CVE-2022-25857 org.yaml:snakeyaml DOS vulnerability ([#4341](https://github.com/opensearch-project/OpenSearch/pull/4341))
@@ -166,7 +164,6 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
   - Addition of GeoShape ValueSource level code interfaces for accessing the DocValues.
   - Addition of Missing Value feature in the GeoShape Aggregations.
 - Install and configure Log4j JUL Adapter for Lucene 9.4 ([#4754](https://github.com/opensearch-project/OpenSearch/pull/4754))
-- Added feature to ignore indexes starting with dot during shard limit validation.([#4695](https://github.com/opensearch-project/OpenSearch/pull/4695))
 ### Changed
 ### Deprecated
 ### Removed