Update IBC-Go to canonical v3.4.0 (cosmos#632)

* Update gitignore

* Add ibc testing folder

* WIP replacing ibcsim

* Tests pass

* Update ibc-go dependency

* Remove TODOs

* Remove unused code

* Fixes ibcsim simapp dep

* Remove unneeded simapp code from cosmos#632 (cosmos#636)

delete code

* Fix lint

* Update dependencies and linters

* Test gosec ignore

* Fix gosec

* Fix linting

* Update sonarcloud ignore for ibc

* Revert lint change

* Removed unused code

* Refactor ibc directory

* Add back gaia tests and add ibc-testing disclosure

* Add README

Co-authored-by: Daniel <danwtisdall@gmail.com>
Co-authored-by: Shawn <44221603+smarshall-spitzbart@users.noreply.github.com>

go.mod

@@ -3,13 +3,12 @@ module github.com/cosmos/interchain-security
 go 1.18
 
 require (
-	github.com/cosmos/cosmos-sdk v0.45.12-0.20221116140330-9c145c827001
-	github.com/cosmos/gaia/v8 v8.0.0-20221209131454-f73f97517b5b
+	github.com/cosmos/cosmos-sdk v0.45.11
 	github.com/cosmos/ibc-go/v3 v3.4.0
 	github.com/gogo/protobuf v1.3.3
 	github.com/golang/protobuf v1.5.2
 	github.com/gorilla/mux v1.8.0
-	github.com/gravity-devs/liquidity v1.5.1
+	github.com/gravity-devs/liquidity v1.5.3
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0
 	github.com/kylelemons/godebug v1.1.0
 	github.com/rakyll/statik v0.1.7
@@ -31,6 +30,7 @@ require (
 
 require (
 	github.com/confio/ics23/go v0.7.0
+	github.com/cosmos/gaia/v8 v8.0.0-20230108202408-c3c3586e5ab8
 	github.com/golang/mock v1.6.0
 	github.com/oxyno-zeta/gomock-extra-matcher v1.1.0
 	github.com/regen-network/cosmos-proto v0.3.1
@@ -70,7 +70,6 @@ require (
 	github.com/go-kit/kit v0.12.0 // indirect
 	github.com/go-kit/log v0.2.1 // indirect
 	github.com/go-logfmt/logfmt v0.5.1 // indirect
-	github.com/go-playground/validator/v10 v10.4.1 // indirect
 	github.com/godbus/dbus v0.0.0-20190726142602-4481cbc300e2 // indirect
 	github.com/gogo/gateway v1.1.0 // indirect
 	github.com/golang/glog v1.0.0 // indirect
@@ -139,7 +138,7 @@ require (
 
 replace (
 	github.com/99designs/keyring => github.com/cosmos/keyring v1.1.7-0.20210622111912-ef00f8ac3d76
-	github.com/cosmos/ibc-go/v3 => github.com/informalsystems/ibc-go/v3 v3.4.1-0.20221202165607-3dc5ba251371
+	github.com/cosmos/cosmos-sdk => github.com/cosmos/cosmos-sdk v0.45.11-ics
 	github.com/gogo/protobuf => github.com/regen-network/protobuf v1.3.3-alpha.regen.1
 	github.com/stretchr/testify => github.com/stretchr/testify v1.7.1
 	google.golang.org/grpc => google.golang.org/grpc v1.33.2