Status filters on PR list page display JS code #2646

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1. You need a repo that has some checks
2. Go to the PR list page (i.e. https://github.com/sindresorhus/refined-github/pulls?q=is%3Apr+is%3Aopen+sort%3Aupdated-desc)
3. Click on the Status filter and see that it shows JS code in the dropdown items, i.e.:

   function() {
    return dom_chef_default.a.createElement("svg", {
      class: "octicon octicon-check",
      xmlns: "http://www.w3.org/2000/svg",
      width: "12",
      height: "16",
      viewBox: "0 0 12 16"
    }, dom_chef_default.a.createElement("path", {
      "fill-rule": "evenodd",
      d: "M12 5l-8 8-4-4 1.5-1.5L4 10l6.5-6.5L12 5z"
    }));
   }