feat: improve asset-viewer next/prev perf and standardize preloading behavior (#24422)

Co-authored-by: Alex <alex.tran1502@gmail.com>

e2e/src/generators.ts

@@ -26,6 +26,5 @@ export const makeRandomImage = () => {
   if (!value) {
     throw new Error('Ran out of random asset data');
   }
-
   return value;
 };