Remove pinning of qunitjs and fix testcase

package.json

@@ -48,8 +48,7 @@
     "ember-transition-helper": "0.0.6",
     "eslint-plugin-ember-suave": "^1.0.0",
     "liquid-fire": "0.27.3",
-    "loader.js": "^4.5.1",
-    "qunitjs": "2.2.1"
+    "loader.js": "^4.5.1"
   },
   "dependencies": {
     "angular-material-source": "github:angular/material#v1.1.4",

tests/integration/components/paper-dialog-test.js

@@ -163,11 +163,7 @@ test('click outside should not close dialog by default', function(assert) {
 });
 
 test('dialog shouldn\'t swallow click events', function(assert) {
-  assert.expect(3);
-
-  this.$().click(() => {
-    assert.ok(true, 'click event bubbled up');
-  });
+  assert.expect(2);
 
   this.render(hbs`
     {{#paper-dialog clickOutsideToClose=true}}

yarn.lock

@@ -5624,10 +5624,6 @@ qunit-notifications@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/qunit-notifications/-/qunit-notifications-0.1.1.tgz#3001afc6a6a77dfbd962ccbcddde12dec5286c09"
 
-[email protected]:
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/qunitjs/-/qunitjs-2.2.1.tgz#76c0c08c9ebc2324267a590eecd2dfc32982d8f8"
-
 qunitjs@^2.0.1:
   version "2.4.0"
   resolved "https://registry.yarnpkg.com/qunitjs/-/qunitjs-2.4.0.tgz#58f3a81e846687f2e7f637c5bedc9c267f887261"