chore: 🤖 upgrade ember-qunit to v8.1.0 (#2462)

and ember-cli to 4.12.2 in addons/api

addons/api/package.json

@@ -48,7 +48,7 @@
     "broccoli-asset-rev": "^3.0.0",
     "concurrently": "^8.0.1",
     "doctoc": "^2.2.0",
-    "ember-cli": "^4.12.1",
+    "ember-cli": "^4.12.2",
     "ember-cli-dependency-checker": "^3.3.1",
     "ember-cli-inject-live-reload": "^2.1.0",
     "ember-cli-sri": "^2.1.1",
@@ -56,7 +56,7 @@
     "ember-exam": "^8.0.0",
     "ember-load-initializers": "^2.1.2",
     "ember-page-title": "^7.0.0",
-    "ember-qunit": "^6.2.0",
+    "ember-qunit": "^8.1.0",
     "ember-resolver": "^10.0.0",
     "ember-source": "~4.12.0",
     "ember-source-channel-url": "^3.0.0",