Bump @typescript-eslint/eslint-plugin in /src/playground

Bumps [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 8.17.0 to 8.18.0.
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/eslint-plugin/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v8.18.0/packages/eslint-plugin)

---
updated-dependencies:
- dependency-name: "@typescript-eslint/eslint-plugin"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

src/playground/package.json

@@ -21,7 +21,7 @@
     "@types/react": "^18.3.12",
     "@types/react-dom": "^18.3.1",
     "@types/webpack": "^5.28.5",
-    "@typescript-eslint/eslint-plugin": "^8.17.0",
+    "@typescript-eslint/eslint-plugin": "^8.18.0",
     "@typescript-eslint/parser": "^8.17.0",
     "copy-webpack-plugin": "^12.0.2",
     "css-loader": "^7.1.2",