Merge pull request kubernetes#2936 from andrewsykim/kep-1959

kep-1959: update ServiceLoadBalancerClass feature to GA

Author: k8s-ci-robot

keps/prod-readiness/sig-cloud-provider/1959.yaml

@@ -3,3 +3,5 @@ alpha:
   approver: "@johnbelamaric"
 beta:
   approver: "@johnbelamaric"
+stable:
+  approver: "@johnbelamaric"

keps/sig-cloud-provider/1959-service-lb-class-field/kep.yaml

@@ -19,12 +19,12 @@ prr-approvers:
   - "@johnbelamaric"
 
 # The target maturity stage in the current dev cycle for this KEP.
-stage: beta
+stage: stable
 
 # The most recent milestone for which work toward delivery of this KEP has been
 # done. This can be the current (upcoming) milestone, if it is being actively
 # worked on.
-latest-milestone: "v1.22"
+latest-milestone: "v1.23"
 
 # The milestone at which this feature was, or is targeted to be, at each stage.
 milestone: