move from chart.js 2.7.3 to 2.9.3 code example
Example: chart.js cdn
<script src="https://cdn.jsdelivr.net/npm/[email protected]"></script>
//This will give you the Chart.js CDN
<script src="https://cdn.jsdelivr.net/npm/[email protected]"></script>
//This will give you the Chart.js CDN