KEP-2033: KubeletInUserNamespace: postpone beta to v1.36

kubernetes/kubernetes PR 134639 was approved and got the `lgtm` label,
however, it was not merged in the v1.35.

Signed-off-by: Akihiro Suda <[email protected]>

Author: AkihiroSuda

keps/sig-node/2033-kubelet-in-userns-aka-rootless/README.md

@@ -1219,7 +1219,7 @@ Major milestones might include:
 - 2019-11-19: present KEP to SIG-node (cgroup v2 version)
 - 2020-07-07: the cgroup v2 support is in `implementable` status
 - 2021-08-04: Kubernetes v1.22 (Alpha)
-- 2025-12-XX: Kubernetes v1.35 (Beta)
+- 2026-04-XX: Kubernetes v1.36 (Beta)
 
 ## Drawbacks
 

keps/sig-node/2033-kubelet-in-userns-aka-rootless/kep.yaml

@@ -29,12 +29,12 @@ stage: beta
 # 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: "v1.35"
+latest-milestone: "v1.36"
 
 # The milestone at which this feature was, or is targeted to be, at each stage.
 milestone:
   alpha: "v1.22"
-  beta: "v1.35"
+  beta: "v1.36"
 
 # The following PRR answers are required at alpha release
 # List the feature gate name and the components for which it must be enabled