Update CHANGELOG after 2.8.3 release (#845)

Signed-off-by: Vacha Shah <[email protected]>

Author: VachaShah

CHANGELOG.md

@@ -16,9 +16,6 @@ This section is for maintaining a changelog for all breaking changes for the cli
 
 ### Added
 - Document HTTP/2 support ([#330](https://github.com/opensearch-project/opensearch-java/pull/330))
-- Expose HTTP status code through `ResponseException#status` ([#756](https://github.com/opensearch-project/opensearch-java/pull/756))
-- Added missing WrapperQuery accessors and builder methods ([#806](https://github.com/opensearch-project/opensearch-java/pull/806))
-
 
 ### Dependencies
 
@@ -50,8 +47,24 @@ This section is for maintaining a changelog for all breaking changes for the cli
 
 ### Removed
 
+### Fixed
+
+### Security
+
+## [2.8.3] - 02/12/2024
+### Added
+
+### Dependencies
+
+### Changed
+
+### Deprecated
+
+### Removed
+
 ### Fixed
 - Fix PutTemplateRequest field deserialization ([#723](https://github.com/opensearch-project/opensearch-java/pull/723))
+- Fix InnerHits to no longer enforce the nullable Index field when converting to Hit. ([#838](https://github.com/opensearch-project/opensearch-java/pull/838))
 
 ### Security
 
@@ -61,7 +74,7 @@ This section is for maintaining a changelog for all breaking changes for the cli
 - Added support for flat_object field property ([#735](https://github.com/opensearch-project/opensearch-java/pull/735))
 - Expose HTTP status code through `ResponseException#status` ([#756](https://github.com/opensearch-project/opensearch-java/pull/756))
 - Added toBuilder method to all request model in core package & _types.query_dsl package ([#766](https://github.com/opensearch-project/opensearch-java/pull/766))
-- Added toQuery method in Query and QueryVariant ([#760](https://github.com/opensearch-project/opensearch-java/pull/760)
+- Added toQuery method in Query and QueryVariant ([#760](https://github.com/opensearch-project/opensearch-java/pull/760))
 - Added missing WrapperQuery accessors and builder methods ([#806](https://github.com/opensearch-project/opensearch-java/pull/806))
 
 ### Dependencies
@@ -100,8 +113,7 @@ This section is for maintaining a changelog for all breaking changes for the cli
 - Fix partial success results for msearch_template ([#709](https://github.com/opensearch-project/opensearch-java/pull/709))
 
 ### Security
-## [2.8.0] -
- 01/11/2023
+## [2.8.0] - 01/11/2023
 ### Added
 - Added support for indexing and search index settings ([#667](https://github.com/opensearch-project/opensearch-java/pull/667))
 - Added support for neural query type ([#674](https://github.com/opensearch-project/opensearch-java/pull/674))
@@ -294,7 +306,10 @@ This section is for maintaining a changelog for all breaking changes for the cli
 ### Security
 
 [Unreleased 3.0]: https://github.com/opensearch-project/opensearch-java/compare/2.x...HEAD
-[Unreleased 2.x]: https://github.com/opensearch-project/opensearch-java/compare/v2.8.0...2.x
+[Unreleased 2.x]: https://github.com/opensearch-project/opensearch-java/compare/v2.8.3...2.x
+[2.8.3]: https://github.com/opensearch-project/opensearch-java/compare/v2.8.2...v2.8.3
+[2.8.2]: https://github.com/opensearch-project/opensearch-java/compare/v2.8.1...v2.8.2
+[2.8.1]: https://github.com/opensearch-project/opensearch-java/compare/v2.8.0...v2.8.1
 [2.8.0]: https://github.com/opensearch-project/opensearch-java/compare/v2.7.0...v2.8.0
 [2.7.0]: https://github.com/opensearch-project/opensearch-java/compare/v2.6.0...v2.7.0
 [2.6.0]: https://github.com/opensearch-project/opensearch-java/compare/v2.5.0...v2.6.0