CRI stats: update history a bit

Signed-off-by: Peter Hunt <[email protected]>

Author: haircommander

keps/sig-node/2371-cri-pod-container-stats/README.md

@@ -756,6 +756,10 @@ _This section must be completed when targeting beta graduation to a release._
 ## Implementation History
 
 2021-1-27: KEP opened
+2021-5-12: KEP merged, targeted at Alpha in 1.22
+2021-7-8: KEP deemed not ready for Alpha in 1.22
+2021-12-07: KEP successfully implemented at Alpha in 1.23
+2022-1-25: KEP targeted at Beta in 1.24
 
 ## Drawbacks
 

keps/sig-node/2371-cri-pod-container-stats/kep.yaml

@@ -16,7 +16,7 @@ approvers:
 prr-approvers:
   - "@ehashman"
 creation-date: 2021-01-27
-last-updated: 2021-09-08
+last-updated: 2022-01-25
 status: implementable
 stage: beta
 latest-milestone: "v1.24"