update ember-qunit and @ember/test-helpers

Author: Gaurav0

package.json

@@ -53,7 +53,7 @@
     "@babel/plugin-proposal-decorators": "^7.21.0",
     "@ember/optional-features": "^2.0.0",
     "@ember/string": "^3.0.1",
-    "@ember/test-helpers": "^2.9.3",
+    "@ember/test-helpers": "^3.0.3",
     "@embroider/test-setup": "^2.1.1",
     "@glimmer/component": "^1.1.2",
     "@glimmer/tracking": "^1.1.2",
@@ -104,7 +104,7 @@
     "ember-cli-typescript-blueprints": "^3.0.0",
     "ember-data": "~4.12.0",
     "ember-load-initializers": "^2.1.2",
-    "ember-qunit": "^6.2.0",
+    "ember-qunit": "^8.0.2",
     "ember-resolver": "^10.0.0",
     "ember-source": "~4.12.0",
     "ember-source-channel-url": "^3.0.0",