chore(deps-dev): bump @ember/test-helpers from 3.2.1 to 3.3.0

Bumps [@ember/test-helpers](https://github.com/emberjs/ember-test-helpers) from 3.2.1 to 3.3.0.
- [Release notes](https://github.com/emberjs/ember-test-helpers/releases)
- [Commits](emberjs/ember-test-helpers@v3.2.1...v3.3.0)

---
updated-dependencies:
- dependency-name: "@ember/test-helpers"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

test-app/package.json

@@ -29,7 +29,7 @@
     "@babel/plugin-proposal-decorators": "^7.23.9",
     "@ember/optional-features": "^2.0.0",
     "@ember/string": "^3.1.1",
-    "@ember/test-helpers": "^3.2.1",
+    "@ember/test-helpers": "^3.3.0",
     "@embroider/macros": "1.13.4",
     "@embroider/test-setup": "3.0.3",
     "@glimmer/component": "^1.1.2",