Bump @typescript-eslint/eslint-plugin from 6.19.1 to 6.21.0

Bumps [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 6.19.1 to 6.21.0.
- [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/v6.21.0/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] <[email protected]>

package.json

@@ -34,7 +34,7 @@
     "@testing-library/user-event": "^14.5.2",
     "@types/jest": "^29.5.11",
     "@types/webpack-env": "^1.18.4",
-    "@typescript-eslint/eslint-plugin": "^6.19.1",
+    "@typescript-eslint/eslint-plugin": "^6.21.0",
     "eslint": "^8.56.0",
     "eslint-config-standard-with-typescript": "^43.0.1",
     "eslint-plugin-import": "^2.29.1",