message: Accept the new token format in the options
diff: <label>
  <strong>Personal token</strong> (optional, <a id="personal-token-link" href="https://github.com/settings/tokens/new?description=Refined%20GitHub&scopes=repo" target="_blank">generate one</a>)<br>
  <!-- placeholder is set to enable use of :placeholder-shown CSS selector -->
  - <input type="text" name="personalToken" spellcheck="false" autocomplete="off" pattern="[\da-f]{40}" placeholder=" ">
  + <input type="text" name="personalToken" spellcheck="false" autocomplete="off" pattern="[\da-f]{40}|gp1_\w{36,251}" placeholder=" ">
  <span id="validation"></span>
  </label>
  </p>
  