ICS06 Solo Machine Client by rust

Current this implement just impl Single Signatue, currently only supports single sign-on.

implement ics06-solo-machine-client by rust

v3: reference to ibc-go v7.3.0 ics06-solo-machine-client

todo

[ ] Multi Signature

issue

• ics06 solomachine client consensus state don't have CommitmentRoot field, current just add for ics06 solomachine client consensus state a temp root(CommitmentRoot) field and give value is publicKey Bytes.