FEAT: ics

[faddat]

Judging by this:

• https://github.com/cosmos/cosmos-sdk/compare/v0.45.15../v0.45.15-ics

We should be able to get ics into v0.48.x -- and we should. There are significant challenges being faced by downstream users of ICS, so we should make it a native thing.

[julienrbrt]

This has already been included in v0.47: #13122