chore: format code

packages/ui/src/custom-elements.d.ts

@@ -3,12 +3,12 @@
  * This tells TypeScript that <file-diff> is a valid JSX element in SolidJS.
  * Required for using the precision-diffs web component in .tsx files.
  */
-declare module 'solid-js' {
+declare module "solid-js" {
   namespace JSX {
     interface IntrinsicElements {
-      'file-diff': HTMLAttributes<HTMLElement>;
+      "file-diff": HTMLAttributes<HTMLElement>
     }
   }
 }
 
-export {};
+export {}