Comment on origin and JSON schema

Kubernetes-commit: b47e839e4ecc77e2caad7855c9869517559dfbaf

Author: thockin

pkg/util/validation/field/errors.go

@@ -44,6 +44,9 @@ type Error struct {
 	// - A structured format using "format=<dash-style-identifier>" for validation errors related to specific formats
 	//   (e.g., "format=dns-label", "format=qualified-name")
 	//
+	// If the Origin corresponds to an existing declarative validation tag or JSON Schema keyword,
+	// use that same name for consistency.
+	//
 	// Origin should be set in the most deeply nested validation function that
 	// can still identify the unique source of the error.
 	Origin string