Assist non-cosmos chains in adopting IBC (Q2 2023)

[Farhad-Shabani]

Background

This issue is in continuation of #431 and tracks progress towards one of the Q2 objectives “Assisting non-cosmos chains in adopting IBC and applying feedback” with the expected following results:

1. Finish Anoma’s onboarding and reduce their open issues to zero
2. Ensure prompt resolution of findings from our key customers including CompFi, Namada, Nomic, and Penumbra

Tasks

Beta Give feedback

1. [ICS02] Split check_misbehaviour_and_update_state and check_header_and_update_state into two sets of validation/execution functions #535
   5 of 5
   A: breaking O: decoupling O: logic O: maintainability +4
   
2. MsgUpdateClient domain type does not faithfully represent the IBC protocol messages #628
   +0
   
3. Bump ics23 to v0.10 to get prehash_key_before_comparison #640
   +0
4. Make ICS-20's Amount type transparent #684
   +0
   
5. Downgrade the borsh version #695
   +0