remove invalidUrl test in url.html

Author: nikneym

src/tests/url/url.html

@@ -76,8 +76,3 @@
   testing.expectEqual("", sk.hostname);
   testing.expectEqual("sveltekit-internal://", sk.href);
 </script>
-
-<script id=invalidUrl>
-  let u = new URL("://foo.bar/path?query#fragment");
-  testing.expectEqual(":", u.protocol);
-</script>