feat(migration): from previous wasm client to current

[faddat]

For this item we will need some help from @joe-bowman, as well as @nghuyenthevinh2000 and @hoank101

Specifically, we need to evaluate what a migration will look like in the face of changes to a good deal of the wasm client code since centauri-1 genesis:

• https://github.com/search?q=repo%3Acosmos%2Fibc-go%20label%3A08-wasm&type=issues