test(evm): EVM Module keeper-based tests

Happy Paths

[x] Happy path tests for all tx types in the EVM module
[x] Happy path tests for the "IFunToken.sol" precompile, which makes it possible to send ERC20 tokens to a "nibi"-prefixed bech32 address.
[x] Happy path tests for each gRPC query

[ ] test: CreateFunToken (from ERC20) with ownership and balance validation
[ ] test: CreateFunToken (from bank coin) with ownership and balance validation
[ ] test: FunToken precompile with ownership and balance validation. Validate balances inside and outside the EVM
[ ] test: that fees are properly deducted from CreateFunToken
[ ] test(precompile): Add sad paths for calls that we expect to fail
[ ] test(precompile): ERC20Minter.burnFromAuthority permissions and behavior