chore(transfer): remove legacy denomtrace grpc responses.

[DimitrisJim]

Description

dependency that complained for these has been bumped in fork of interchaintest we are currently using hence these should be removable now 🧹

closes: #6421

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[damiannolan]

🟥

[crodriguezvega]

Nice that we could work around the issue with interchaintest!

[crodriguezvega]

Do we need to update the migration docs to mention that these types have been removed? (instead of moved to the internal package, as I think I recall that it is written at the moment).

[DimitrisJim]

Do we need to update the migration docs to mention that these types have been removed? (instead of moved to the internal package, as I think I recall that it is written at the moment).

Hm, remember searching for DenomTrace but didn't see anytrhing, let me check again maybe I didn't check right file

[DimitrisJim]

yup I don't see it written atm!