message: root: Add link to custom Stargate modules in README
diff: @@ -32,6 +32,12 @@ from the latest release.
  [cosmos.github.io/cosmjs]: https://cosmos.github.io/cosmjs
  +### Using custom Stargate modules
  +
  +Documentation on how to use your own custom modules with CosmJS for Stargate
  +chains (Cosmos SDK v0.41) can be found
  +[here](https://github.com/cosmos/cosmjs/blob/main/packages/stargate/CUSTOM_PROTOBUF_CODECS.md).
  +
  ## Packages
  CosmJS is a library that consists of many smaller npm packages within the
  