3.1.0 Version Bump (#214)

Signed-off-by: Theo Truong <[email protected]>

Author: nhtruong

CHANGELOG.md

@@ -3,6 +3,14 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 ## [Unreleased]
 ### Added
+### Changed
+### Deprecated
+### Removed
+### Fixed
+### Security
+
+## [3.1.0]
+### Added
 - Added `http.get`, `http.post`, `http.patch`, `http.put`, `http.trace`, `http.head`, `http.options`, `http.connect`, and `http.delete`  ([#211](https://github.com/opensearch-project/opensearch-ruby/pull/211))
 - Added a guide and a sample for `http` namespace ([#211](https://github.com/opensearch-project/opensearch-ruby/pull/211))
 ### Changed

lib/opensearch/version.rb

@@ -25,5 +25,5 @@
 # under the License.
 
 module OpenSearch
-  VERSION = '3.0.1'.freeze
+  VERSION = '3.1.0'.freeze
 end