Clean up `awaitClusterState` overloads#133553

elasticsearchmachine merged 2 commits intoelastic:8.19elastic/elasticsearch:8.19from

DaveCTurner:2025/08/26/awaitClusterState-132529-backport-819DaveCTurner/elasticsearch:2025/08/26/awaitClusterState-132529-backport-819Copy head branch name to clipboard