Fix image editing in MediaEditor

Co-authored-by: trevor-signal <131492920+trevor-signal@users.noreply.github.com>

ts/components/MediaEditor.dom.tsx

@@ -338,6 +338,7 @@ export function MediaEditor({
     }
 
     const img = new Image();
+    img.crossOrigin = 'anonymous';
     img.onload = () => {
       setImage(img);
 

ts/util/avatarDataToBytes.dom.ts

@@ -32,6 +32,7 @@ async function drawImage(
   canvas: HTMLCanvasElement
 ): Promise<void> {
   const image = new Image();
+  image.crossOrigin = 'anonymous';
   image.src = src;
   await image.decode();
   // oxlint-disable-next-line no-param-reassign