Bump the dev-dependencies group across 1 directory with 2 updates

Bumps the dev-dependencies group with 2 updates in the /npm_and_yarn/helpers directory: [eslint](https://github.com/eslint/eslint) and [prettier](https://github.com/prettier/prettier).


Updates `eslint` from 9.6.0 to 9.9.1
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v9.6.0...v9.9.1)

Updates `prettier` from 3.3.2 to 3.3.3
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@3.3.2...3.3.3)

---
updated-dependencies:
- dependency-name: eslint
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
...

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

npm_and_yarn/helpers/package.json

@@ -21,9 +21,9 @@
     "patch-package": "^8.0.0"
   },
   "devDependencies": {
-    "eslint": "^9.6.0",
+    "eslint": "^9.9.1",
     "eslint-config-prettier": "^9.1.0",
     "jest": "^29.7.0",
-    "prettier": "^3.3.2"
+    "prettier": "^3.3.3"
   }
 }