message: refactor(mnemonic-validator): using forEach instead of map
diff: @@ -8,7 +8,7 @@ export class MnemonicValidator {
  if (words.length % 3 !== 0) throw new Error('invalid mnemonic')
  - words.map(word => {
  + words.forEach(word => {
  const index = wordlist.indexOf(word)
  if (index === -1) throw new Error('invalid mnemonic')
  })
  