squash: add expected failures

Author: targos

test/wpt/status/url.json

@@ -13,6 +13,22 @@
       ]
     }
   },
+  "toascii.window.js": {
+    "fail": {
+      "note": "Unicode 15.1",
+      "expected": [
+        "\uD87E\uDC68.com (using URL)",
+        "\uD87E\uDC68.com (using URL.host)",
+        "\uD87E\uDC68.com (using URL.hostname)",
+        "\u1E9E.com (using URL)",
+        "\u1E9E.com (using URL.host)",
+        "\u1E9E.com (using URL.hostname)",
+        "\u1E9E.foo.com (using URL)",
+        "\u1E9E.foo.com (using URL.host)",
+        "\u1E9E.foo.com (using URL.hostname)"
+      ]
+    }
+  },
   "url-setters-a-area.window.js": {
     "skip": "already tested in url-setters.any.js"
   },