Bug： bip322-simple on Testnet legacy address error

[peter-jim]

If I use bip322-simple on Testnet legacy address , I will got error like this

App.tsx:244 Uncaught (in promise) {code: -32603, message: 'Not support address type to sign', data: {…}}

 <Button
        style={{ marginTop: 10 }}
        onClick={async () => {
          const signature = await (window as any).unisat.signMessage(message,"bip322-simple");
          setSignature(signature);
        }}
      >
        Sign Message
      </Button>
`