[BP: v6 <- #565] SDK v47 features from Juno

[mergify]

This is an automatic backport of pull request #565 done by Mergify.
Cherry-pick of 220ce33 has failed:

On branch mergify/bp/v6/pr-565
Your branch is up to date with 'origin/v6'.

You are currently cherry-picking commit 220ce33.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	both modified:   chain/cosmos/cosmos_chain.go
	deleted by us:   chain/cosmos/genesis.go
	deleted by us:   examples/cosmos/chain_param_change_test.go
	both modified:   examples/cosmos/chain_upgrade_ibc_test.go

no changes added to commit (use "git add" and/or "git commit -a")

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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