message: feat(sdk-coin-avaxp): add recoverySignature method
  stlx-17852
diff: @@ -199,6 +199,10 @@ export class AvaxP extends BaseCoin {
  }
  }
  + recoverySignature(message: Buffer, signature: Buffer): Buffer {
  + return AvaxpLib.Utils.recoverySignature(this._staticsCoin.network as AvalancheNetwork, message, signature);
  + }
  +
  async signMessage(key: KeyPair, message: string | Buffer): Promise<Buffer> {
  const prv = new AvaxpLib.KeyPair(key).getPrivateKey();
  if (!prv) {
  