chore(deps-dev): bump prettier from 2.8.1 to 2.8.4

Bumps [prettier](https://github.com/prettier/prettier) from 2.8.1 to 2.8.4.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@2.8.1...2.8.4)

---
updated-dependencies:
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -26,7 +26,7 @@
     "eslint-plugin-prettier": "^4.2.1",
     "eslint-plugin-qunit": "^7.3.0",
     "npm-run-all": "^4.1.5",
-    "prettier": "^2.8.1",
+    "prettier": "^2.8.4",
     "release-it": "^15.6.0"
   },
   "release-it": {

package.json

@@ -48,7 +48,7 @@
     "ember-try": "^2.0.0",
     "loader.js": "^4.7.0",
     "npm-run-all": "^4.1.5",
-    "prettier": "^2.8.1",
+    "prettier": "^2.8.4",
     "qunit": "^2.19.4",
     "qunit-dom": "^2.0.0",
     "webpack": "^5.75.0"