perf(html-to-image): Use faster package

static/js/dom-manipulation.js

@@ -1,4 +1,4 @@
-import { toPng } from 'https://cdn.skypack.dev/html-to-image';
+import { toPng } from 'https://cdn.jsdelivr.net/npm/html-to-image@~1.9/es/index.js/+esm';
 
 const updateCardName = (trainerName, pokeName, useTrainerName) => {
   const cardName = document.querySelector('.pokecard .name');