Fixup test, there's no significance in asset ordering

Author: eoghanmurray

packages/rrweb/test/record/asset.test.ts

@@ -811,7 +811,9 @@ describe('asset capturing', function (this: ISuite) {
           },
         },
       ];
-      expect(assetEvents).toMatchObject(expected);
+      // assets can be emitted in either order
+      expect(assetEvents).toMatchObject(expect.arrayContaining(expected[0]));
+      expect(assetEvents).toMatchObject(expect.arrayContaining(expected[1]));
     });
   });