finish comment as highlighted in review

Signed-off-by: everettraven <[email protected]>

pkg/kapp/crdupgradesafety/change_validator.go

@@ -27,6 +27,7 @@ type ChangeValidation func(diff FieldDiff) (bool, error)
 // If either of the above scenarios are not satisfied an error
 // representing the failure will be returned.
 // Additionally, a boolean representation of whether or not the change
+// is fully handled (i.e nothing but enum values were changed) is returned
 func EnumChangeValidation(diff FieldDiff) (bool, error) {
 	// This function resets the enum values for the
 	// old and new field and compares them to determine