build(deps-dev): bump the dev-dependencies group with 2 updates

Bumps the dev-dependencies group with 2 updates: [eslint](https://github.com/eslint/eslint) and [release-plan](https://github.com/embroider-build/release-plan).


Updates `eslint` from 8.56.0 to 8.57.0
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v8.56.0...v8.57.0)

Updates `release-plan` from 0.7.0 to 0.9.0
- [Release notes](https://github.com/embroider-build/release-plan/releases)
- [Changelog](https://github.com/embroider-build/release-plan/blob/main/CHANGELOG.md)
- [Commits](https://github.com/embroider-build/release-plan/commits)

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

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

package.json

@@ -44,13 +44,13 @@
   "devDependencies": {
     "compare-fixture": "^1.1.2",
     "coveralls": "^3.1.1",
-    "eslint": "^8.56.0",
+    "eslint": "^8.57.0",
     "eslint-config-prettier": "^8.5.0",
     "eslint-plugin-prettier": "^4.2.1",
     "execa": "^5.0.0",
     "jest": "^28.1.3",
     "prettier": "^2.7.1",
-    "release-plan": "^0.7.0"
+    "release-plan": "^0.9.0"
   },
   "engines": {
     "node": "16.* || 18.* || >=20.*"