Update an existing project with the fields specified in the request body.

<p><b>Note</b>: The `/project/status` field cannot be updated via this endpoint. Use <a href="/reference/patch_attendance-projects-projectid-archive" target="_blank">archive</a>/<a href="/reference/patch_attendance-projects-projectid-restore" target="_blank">restore</a> endpoints instead.</p> <p><b>Testing notes</b>:</p> <ul> <li>Use the testing widget's <b>Try It!</b> option to test this endpoint.</li> <li>Use the <b>Examples > Request Example</b> option to see how to initiate body parameters.</li> <li>For custom fields, use the <b>Examples > Request Example > Update project with fields</b> and copy to an external API client tool to change parameters.</li> </ul>