message: fix: use correct wif encoding for testnet
diff: @@ -7,6 +7,7 @@ const c32check = require('c32check');
  import { HDKey } from '@scure/bip32';
  import * as scureBip39 from '@scure/bip39';
  +import { bytesToHex } from '@stacks/common';
  import {
  compressPrivateKey,
  @@ -26,7 +27,6 @@ import { CLINetworkAdapter } from './network';
  const BITCOIN_PUBKEYHASH = 0;
  const BITCOIN_PUBKEYHASH_TESTNET = 111;
  const BITCOIN_WIF = 128;
  -// @ts-ignore
  const BITCOIN_WIF_TESTNET = 239;
  export const STX_WALLET_COMPATIBLE_SEED_STRENGTH = 256;
  @@ -154,8 +154,9 @@ export async function getStacksWalletKeyInfo(
  const child = master.derive(derivationPath);
  const pubkey = Buffer.from(child.publicKey!);
  const privkeyBuffer = Buffer.from(child.privateKey!);
  - const privkey = privateKeyToString(createStacksPrivateKey(compressPrivateKey(privkeyBuffer)));
  - const walletImportFormat = wif.encode(BITCOIN_WIF, privkeyBuffer, true);
  + const privkey = bytesToHex(compressPrivateKey(privkeyBuffer));
  + const wifVersion = network.isMainnet() ? BITCOIN_WIF : BITCOIN_WIF_TESTNET;
  + const walletImportFormat = wif.encode(wifVersion, privkeyBuffer, true);
  const addr = getPrivateKeyAddress(network, privkey);
  const btcAddress = publicKeyToBtcAddress(
  