message: close update doc around setError which not included in the fields type
diff: @@ -125,8 +125,8 @@ export default {
  </p>
  <p>
  <b className={typographyStyles.note}>Note:</b> It is encouraged that
  - you set a <code>defaultValue</code> for all inputs to something
  - non-<code>undefined</code> such as the empty string or <code>null</code>.
  + you set a <code>defaultValue</code> for all inputs to something non-
  + <code>undefined</code> such as the empty string or <code>null</code>.
  </p>
  <p>
  You can set an input's default value with{" "}
  @@ -673,6 +673,18 @@ export default {
  field that will be persisted until it is manually cleared with{" "}
  <code>clearError</code>.
  </p>
  + <p>
  + <b className={typographyStyles.note}>Note:</b> for TypeScript
  + users, please consider{" "}
  + <a
  + href="https://www.carlrippon.com/react-hook-form-server-validation/"
  + target="_blank"
  + rel="noopener noreferrer"
  + >
  + this approach
  + </a>{" "}
  + for setting server-side error or outside declared field type.
  + </p>
  </li>
  <li>
  <p>
  