* first pass at convert cosmos coin -> evm msg
* test ConvertCosmosCoinFromERC20 method
* test message server for MsgConvertCosmosCoinFromERC20
* update spec to include MsgConvertCosmosCoinFromERC20
* update changelog
* add CLI command for convert-cosmos-coin-from-erc20
* add test of removed/re-enable denom for convert
* Use cosmossdk.io/errors for deprecated error methods
* Update error registration with cosmossdk.io/errors
* Use cosmossdk.io/math for deprecated sdk.Int alias
* Fix modified proto file
* Update sdk.Int usage in swap hooks
* Update e2e test deprecated method usage