update changelog.

Author: DimitrisJim

modules/light-clients/08-wasm/CHANGELOG.md

@@ -35,7 +35,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 # Changelog
 
 <!-- markdown-link-check-disable-next-line -->
-## [v0.3.0+ibc-go-v7.3-wasmvm-v1.5](https://github.com/cosmos/ibc-go/releases/tag/modules%2Flight-clients%2F08-wasm%2Fv0.3.0%2Bibc-go-v7.3-wasmvm-v1.5) - 2024-07-29
+## [v0.3.1+ibc-go-v7.4-wasmvm-v1.5](https://github.com/cosmos/ibc-go/releases/tag/modules%2Flight-clients%2F08-wasm%2Fv0.3.1%2Bibc-go-v7.4-wasmvm-v1.5) - 2024-07-31
 
 ### API Breaking