message: docs: change function name from async -> waitForAsync
  async function name was changed to waitForAsync but it was left in testing-utility-api
  file.
  PR Close
diff: @@ -19,7 +19,7 @@ Here's a summary of the stand-alone functions, in order of likely utility:
  <tr>
  <td style="vertical-align: top">
  - <code>async</code>
  + <code>waitForAsync</code>
  </td>
  <td>
  