KEP-4247: correct the milestone at kep.yaml

Author: sanposhiho

keps/sig-scheduling/4247-queueinghint/kep.yaml

@@ -22,7 +22,7 @@ latest-milestone: "v1.32"
 
 milestone:
   alpha: "v1.26" # This KEP stems from /keps/sig-node/3063-dynamic-resource-allocation.
-  beta: "v1.28"
+  beta: "v1.32"
   stable: "v1.34"
 
 feature-gates: