Merge pull request #871 from ember-cli/dependabot/npm_and_yarn/qunit-2.19.4

chore(deps-dev): bump qunit from 2.19.1 to 2.19.4

Author: bertdeblock

package-lock.json

@@ -49,7 +49,7 @@
     "loader.js": "^4.7.0",
     "npm-run-all": "^4.1.5",
     "prettier": "^2.8.1",
-    "qunit": "^2.19.1",
+    "qunit": "^2.19.4",
     "qunit-dom": "^2.0.0",
     "webpack": "^5.75.0"
   },