KEP statefulset-volume-claim-template

[darshansreenivas]

Enhancement Description
One-line enhancement description (can be used as a release note): Support for updating volumeClaimTemplate of StatefulSet, optionally propagate the changes to existing PVCs.
Kubernetes Enhancement Proposal:https://github.com/darshansreenivas/enhancements/blob/kep-4650-statefulset-volume-claim-template/keps/sig-apps/4650-stateful-set-update-claim-template/README.md
Discussion Link:
Primary contact (assignee): @huww98 @vie-serendipity @darshansreenivas
Responsible SIGs: sig-storage
Enhancement target (which target equals to which milestone):
Alpha release target (x.y): 1.35
Beta release target (x.y):
Stable release target (x.y):

Alpha

KEP (k/enhancements) update PR(s):
KEP-4650: StatefulSet Support for Updating Volume Claim Template #4651

Code (k/k) update PR(s):
StatefulSet Support for Updating Volume Claim Template kubernetes#126530

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