Convert ibc denom format to human readable in CLI

[hieuvubk]

Background

For now, CLI returns tokens denom in ibc/ format. It is hard for user to recognize what token is.

Suggested Design

Suggest from @p0mvn & @sunnya97 , we should add a config field to config.toml. It's maybe a url to assetlist then using it to convert ibc format to base format

Acceptance Criteria

Goals & criteria for success
e.g.

• all existing and new tests should pass