chore: run on staging

Author: not-matthias

.github/workflows/codspeed.yml

@@ -118,6 +118,7 @@ jobs:
           run: pnpm turbo run bench --env-mode=loose --filter=@codspeed/vitest-plugin -- macos
           mode: walltime
           runner-version: branch:main
+          upload-url: https://api.staging.preview.codspeed.io/upload
 
   electron-e2e:
     name: Run electron inbox e2e