Merge pull request kubernetes#3688 from andyzhangx/patch-2

Update azure file csi migration status as implemented

Author: k8s-ci-robot

keps/sig-storage/1885-csi-migration-azurefile/kep.yaml

@@ -14,7 +14,7 @@ editor: "@Jiawei0227"
 creation-date: 2022-01-11
 last-updated: 2022-01-11
 disable-supported: true
-status: implementable
+status: implemented
 see-also:
   - "https://github.com/kubernetes/community/blob/master/contributors/design-proposals/storage/csi-migration.md"
 replaces: