KEP-127: Let's go GA in 1.36

This also updates to the latest KEP template, that was almost a no-op.
Just the comment about the checklist is iterative is the only change.

Signed-off-by: Rodrigo Campos <rodrigo@sdfg.com.ar>

Author: rata

keps/prod-readiness/sig-node/127.yaml

@@ -6,3 +6,5 @@ alpha:
   approver: "wojtek-t"
 beta:
   approver: "wojtek-t"
+stable:
+  approver: "wojtek-t"

keps/sig-node/127-user-namespaces/README.md

@@ -27,7 +27,6 @@
     - [Regarding the previous implementation for volumes](#regarding-the-previous-implementation-for-volumes)
     - [Non-conformant volume types](#non-conformant-volume-types)
   - [Pod Security Standards (PSS) integration](#pod-security-standards-pss-integration)
-  - [Unresolved](#unresolved)
   - [Test Plan](#test-plan)
       - [Prerequisite testing updates](#prerequisite-testing-updates)
       - [Unit tests](#unit-tests)
@@ -67,10 +66,10 @@ Items marked with (R) are required *prior to targeting to a milestone / release*
 - [X] (R) Design details are appropriately documented
 - [X] (R) Test plan is in place, giving consideration to SIG Architecture and SIG Testing input (including test refactors)
   - [X] e2e Tests for all Beta API Operations (endpoints)
-  - [ ] (R) Ensure GA e2e tests meet requirements for [Conformance Tests](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/conformance-tests.md) 
-  - [ ] (R) Minimum Two Week Window for GA e2e tests to prove flake free
+  - [X] (R) Ensure GA e2e tests meet requirements for [Conformance Tests](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/conformance-tests.md)
+  - [X] (R) Minimum Two Week Window for GA e2e tests to prove flake free
 - [X] (R) Graduation criteria is in place
-  - [ ] (R) [all GA Endpoints](https://github.com/kubernetes/community/pull/1806) must be hit by [Conformance Tests](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/conformance-tests.md) 
+  - [X] (R) [all GA Endpoints](https://github.com/kubernetes/community/pull/1806) must be hit by [Conformance Tests](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/conformance-tests.md)
 - [X] (R) Production readiness review completed
 - [X] (R) Production readiness review approved
 - [X] "Implementation History" section is up-to-date for milestone
@@ -82,6 +81,10 @@ Items marked with (R) are required *prior to targeting to a milestone / release*
 [kubernetes/kubernetes]: https://git.k8s.io/kubernetes
 [kubernetes/website]: https://git.k8s.io/website
 
+<!--
+**Note:** This checklist is iterative and should be reviewed and updated every time this enhancement is being considered for a milestone.
+-->
+
 ## Summary
 
 This KEP adds support to use user-namespaces.
@@ -1301,6 +1304,7 @@ be the cause of the problem.
 - Kubernetes 1.30: Feature went off-by-default beta
 - Kubernetes 1.33: Feature goes on-by-default beta
 - Kubernetes 1.34: Feature adds metrics
+- Kubernetes 1.36: Feature goes GA
 
 ## Drawbacks
 

keps/sig-node/127-user-namespaces/kep.yaml

@@ -15,11 +15,12 @@ reviewers:
 approvers:
   - "@derekwaynecarr"
 
-stage: beta
-latest-milestone: "v1.35"
+stage: stable
+latest-milestone: "v1.36"
 milestone:
   alpha: "v1.25"
   beta: "v1.35"
+  stable: "v1.36"
 
 feature-gates:
   - name: UserNamespacesSupport