Merge branch 'yuji/fix-ibc-client-validation' (#1989)

* origin/yuji/fix-ibc-client-validation:
  add changelog
  update ibc-rs for ibc-rs/#911

Author: tzemanovic

.changelog/unreleased/bug-fixes/1989-fix-ibc-client-validation.md

@@ -0,0 +1,2 @@
+- Update ibc-rs with the fix for ibc-rs/#911
+  ([\#1989](https://github.com/anoma/namada/issues/1989))

Cargo.lock

@@ -68,7 +68,7 @@ ferveo = {optional = true, git = "https://github.com/anoma/ferveo", rev = "e5abd
 ferveo-common = {git = "https://github.com/anoma/ferveo", rev = "e5abd0acc938da90140351a65a26472eb495ce4d"}
 tpke = {package = "group-threshold-cryptography", optional = true, git = "https://github.com/anoma/ferveo", rev = "e5abd0acc938da90140351a65a26472eb495ce4d"}
 # TODO using the same version of tendermint-rs as we do here.
-ibc = { git = "https://github.com/heliaxdev/cosmos-ibc-rs.git", rev = "38a827d3901e590b2935ee5b6b81b4d67c399560", features = ["serde"], optional = true}
+ibc = { git = "https://github.com/heliaxdev/cosmos-ibc-rs.git", rev = "206cb5fa74a7ca38038b937d202ae39fbbd63c19", features = ["serde"], optional = true}
 ibc-proto = {git = "https://github.com/heliaxdev/ibc-proto-rs.git", rev = "31892ee743b2af017d5629b2af419ee20b6100c7", default-features = false, optional = true}
 ics23.workspace = true
 impl-num-traits = "0.1.2"