chore(deps): update all linters to v6.21.0 (#312)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -56,8 +56,8 @@
     "@nuxtjs/eslint-config-typescript": "latest",
     "@types/node": "20.10.7",
     "@types/serve-handler": "6.1.4",
-    "@typescript-eslint/eslint-plugin": "6.18.1",
-    "@typescript-eslint/parser": "6.18.1",
+    "@typescript-eslint/eslint-plugin": "6.21.0",
+    "@typescript-eslint/parser": "6.21.0",
     "@vitest/coverage-v8": "0.34.6",
     "bumpp": "9.1.1",
     "eslint": "8.56.0",