chore: 🤖 Upgrade eslint-plugin-qunit (#2011)

* chore: 🤖 Upgrade eslint-plugin-qunit

* Delete unnecessary assert.expect from tests

addons/api/package.json

@@ -61,7 +61,7 @@
     "eslint-config-prettier": "^9.0.0",
     "eslint-plugin-ember": "^11.11.1",
     "eslint-plugin-n": "^16.3.1",
-    "eslint-plugin-qunit": "^7.3.4",
+    "eslint-plugin-qunit": "^8.0.1",
     "js-bexpr": "hashicorp/js-bexpr#9b4a4b54d85eba67fdfc0990133d1518d890b1e1",
     "loader.js": "^4.7.0",
     "prettier": "^3.0.0",