This is a squashed commit of all the changes in the wormhole_chain
directory from the development branch with the following changes:
* Replace the vendored cosmos-sdk directory with a replace directive in
the go.mod file pointing to the wormhole-foundation/cosmos-sdk repo.
* Update the cosmos-sdk version to v0.45.7.
* Rename starport -> ignite
* Update to ignite version 0.23.0
* Update go version in dockerfile to 1.19.0
* Upgrade github.com/cosmos/ibc-go v1.2.0 => v1.2.2
* Upgrade github.com/tendermint/spm v0.1.5 => v0.1.9
* Add missing module names to the
SetOrder{BeginBlockers,EndBlockers,InitGenesis} functions.
* Fix the gentx memo in the genesis.json file.