fix(deps): update turbo monorepo to ^2.8.21 (#5391)

Co-authored-by: homarr-renovate[bot] <158783068+homarr-renovate[bot]@users.noreply.github.com>

tooling/eslint/package.json

@@ -19,7 +19,7 @@
   "dependencies": {
     "@next/eslint-plugin-next": "16.2.1",
     "eslint-config-prettier": "^10.1.8",
-    "eslint-config-turbo": "^2.8.20",
+    "eslint-config-turbo": "^2.8.21",
     "eslint-plugin-import": "^2.32.0",
     "eslint-plugin-jsx-a11y": "^6.10.2",
     "eslint-plugin-react": "^7.37.5",