Address comments

Author: cici37

keps/sig-api-machinery/2876-crd-validation-expression-language/README.md

@@ -1117,8 +1117,8 @@ We plan to add e2e test under api-machinery for crd expression validation:
 
 #### GA
 
-- Formatted message
-- Scalability evaluation
+- Formatted message. This targets in 1.27 and ideally should be in at least one release before going to GA.
+- Scalability evaluation. Evaluate CRD scalability with validation rules against [previous scale target](https://github.com/kubernetes/enhancements/blob/master/keps/sig-api-machinery/95-custom-resource-definitions/README.md#scale-targets-for-ga).
 
 ## Production Readiness Review Questionnaire