Reference commit hash IBC was removed from the SDK in the changelog (#…

…194)

* update CHANGELOG

* fix wording

Co-authored-by: Aditya <adityasripal@gmail.com>

CHANGELOG.md

@@ -82,3 +82,7 @@ Please see the [Release Notes](https://github.com/cosmos/cosmos-sdk/blob/v0.40.0
 
 The IBC module is also contained in the releases for [v0.41.x](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.41.0) and [v0.42.x](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.42.0).
 Please see the Release Notes for [v0.41.x](https://github.com/cosmos/cosmos-sdk/blob/release/v0.41.x/RELEASE_NOTES.md) and [v0.42.x](https://github.com/cosmos/cosmos-sdk/blob/release/v0.42.x/RELEASE_NOTES.md).
+
+The IBC module was removed in the commit hash [da064e13d56add466548135739c5860a9f7ed842](https://github.com/cosmos/cosmos-sdk/commit/da064e13d56add466548135739c5860a9f7ed842) on the SDK. The release for SDK v0.43.0 will be the first release without the IBC module.
+
+Backports should be made to the [release/v0.42.x](https://github.com/cosmos/cosmos-sdk/tree/release/v0.42.x) branch on the SDK.