Merge pull request #45236 from carlory/StableLoadBalancerNodeSet

Promote feature gate StableLoadBalancerNodeSet to GA

Author: k8s-ci-robot

content/en/docs/reference/command-line-tools-reference/feature-gates/stable-load-balancer-node-set.md

@@ -9,6 +9,10 @@ stages:
   - stage: beta
     defaultValue: true
     fromVersion: "1.27"
+    toVersion: "1.29"
+  - stage: stable
+    defaultValue: true
+    fromVersion: "1.30"
 ---
 Enables less load balancer re-configurations by
 the service controller (KCCM) as an effect of changing node state.