Add ibc-translator contract to the cosmwasm workspace and it's governance packet to the rust sdk. (#3174)
* Add ibc-translator contract and it's governance packet to the rust sdk.
* Remove unnecessary cargo script
* rustfmt and clippy fixes
* Address review comments
* Use WormholeQuery instead of contract to verify vaa, remove wormhole
core contract dependency, remove feature flag on anybuf.
* Add cw20 token metadata to tokenfactory metadata
* Change Simple/ContractControlled payloads to
GatewayTransfer/GatewayTransferWithPayload
* Change display and scaled denom to ensure x/bank conformance.