chore(deps-dev): bump @typescript-eslint/eslint-plugin

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] <[email protected]>

packages/tiskit/package.json

@@ -20,7 +20,7 @@
   "homepage": "https://github.com/tiscordlib/tiskit#readme",
   "devDependencies": {
     "@types/node": "^18.0.0",
-    "@typescript-eslint/eslint-plugin": "^5.18.0",
+    "@typescript-eslint/eslint-plugin": "^6.21.0",
     "@typescript-eslint/parser": "^5.18.0",
     "bumped": "^0.14.2",
     "eslint": "^8.12.0",