chore: update changelog for release v0.2.0

CHANGELOG.md

@@ -1,6 +1,21 @@
 # Changelog
 
-## [Unreleased](https://github.com/Finschia/wasmd/compare/v0.1.4...HEAD)
+## [Unreleased](https://github.com/Finschia/wasmd/compare/v0.2.0...HEAD)
+
+### Features
+
+### Improvements
+
+### Bug Fixes
+
+### Breaking Changes
+
+### Build, CI
+
+### Document Updates
+
+
+## [v0.2.0](https://github.com/Finschia/wasmd/releases/tag/v0.2.0) - 2023.10.19
 
 ### Features
 * [\#61](https://github.com/Finschia/wasmd/pull/61) bumpup ibc-go to v4
@@ -37,8 +52,6 @@
 * [\#95](https://github.com/Finschia/wasmd/pull/95) add a test case to verify ContractInfo gets correct IBCPortID
 * [\#101](https://github.com/Finschia/wasmd/pull/101) move helper method out of generated file
 
-### Breaking Changes
-
 ### Build, CI
 * [\#104](https://github.com/Finschia/wasmd/pull/104) change depending wasmvm to v1.1.1-0.11.4-rc1
 * [\#60](https://github.com/Finschia/wasmd/pull/60) Update golang version to 1.20