build(deps-dev): bump @typescript-eslint/eslint-plugin in /bot

Bumps [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 5.62.0 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-major
...

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

bot/package.json

@@ -62,7 +62,7 @@
     "@types/gamedig": "^4.0",
     "@types/pg": "^8.6",
     "@types/ws": "^8.5",
-    "@typescript-eslint/eslint-plugin": "^5.47",
+    "@typescript-eslint/eslint-plugin": "^6.21",
     "@typescript-eslint/parser": "^5.47",
     "discord-api-types": "^0.36",
     "eslint": "^8.30",