Fix check cardinality in Tagify and Tagify User List
>>> [!note] Migrated issue
<!-- Drupal.org comment -->
<!-- Migrated from issue #3354451. -->
Reported by: [gxleano](https://www.drupal.org/user/3591999)
Related to !32
>>>
<h3 id="summary-problem-motivation">Problem/Motivation</h3>
<p>Tagify User List widget is not checking the field cardinality for user entity.</p>
<h4 id="summary-steps-reproduce">Steps to reproduce</h4>
<h3 id="summary-proposed-resolution">Proposed resolution</h3>
<h3 id="summary-remaining-tasks">Remaining tasks</h3>
<h3 id="summary-ui-changes">User interface changes</h3>
<h3 id="summary-api-changes">API changes</h3>
<h3 id="summary-data-model-changes">Data model changes</h3>
issue