re-add qunit bootstrap conditional

assets/javascripts/wizard/tests/bootstrap.js.es6

@@ -1,24 +1,26 @@
 // discourse-skip-module
 /*global document, Logster */
 
-document.addEventListener("DOMContentLoaded", function () {
+if (window.location.pathname.indexOf("/w/") > -1 && Ember.testing) {
-  document.body.insertAdjacentHTML(
+  document.addEventListener("DOMContentLoaded", function () {
-    "afterbegin",
+    document.body.insertAdjacentHTML(
-    `
+      "afterbegin",
-      <div id="ember-testing-container"><div id="ember-testing"></div></div>
+      `
-      <style>#ember-testing-container { position: absolute; background: white; bottom: 0; right: 0; width: 640px; height: 384px; overflow: auto; z-index: 9999; border: 1px solid #ccc; } #ember-testing { zoom: 50%; }</style>
+        <div id="ember-testing-container"><div id="ember-testing"></div></div>
-    `
+        <style>#ember-testing-container { position: absolute; background: white; bottom: 0; right: 0; width: 640px; height: 384px; overflow: auto; z-index: 9999; border: 1px solid #ccc; } #ember-testing { zoom: 50%; }</style>
-  );
+      `
-});
+    );
+  });
 
-Object.keys(requirejs.entries).forEach(function (entry) {
+  Object.keys(requirejs.entries).forEach(function (entry) {
-  if (/\-test/.test(entry)) {
+    if (/\-test/.test(entry)) {
-    requirejs(entry);
+      requirejs(entry);
+    }
+  });
+
+  if (window.Logster) {
+    Logster.enabled = false;
+  } else {
+    window.Logster = { enabled: false };
   }
-});
-
-if (window.Logster) {
-  Logster.enabled = false;
-} else {
-  window.Logster = { enabled: false };
 }