doc: add missing return types in cluster.md #70026

Re-run triggered October 2, 2026 03:46

#66453

Status Success

Total duration 1m 54s

Artifacts 1

doc.yml

on: pull_request

Produced during runtime

Name	Size	Digest
docs	3.66 MB	`sha256:9a9f6d2b9db1d800a7b758358290d0e7e6c79e7ba0f74aa6cc5985d1ba37e281`