Merge branch 'yuji/ibc-nft' (#2407)

* origin/yuji/ibc-nft:
  for clippy
  remove stale comments
  not handle masp when receiving fails
  refactoring
  add changelog
  fmt
  fix to get memo for NFT transfer
  fix benches
  fix test
  fix tests
  update ibc-rs
  update ibc-rs
  not delete NFT metadata
  nft transfer
  option data
  back to upstream branch
  update ibc-rs and add some tests
  add nft send test
  add nft transfer
  WIP: impl context
  for new ibc-rs

.changelog/unreleased/features/2316-ibc-nft.md

@@ -0,0 +1,2 @@
+- Support NFT transfer over IBC
+  ([\#2316](https://github.com/anoma/namada/issues/2316))