Format link for attribute

Author: wadepickett

aspnetcore/release-notes/aspnetcore-10/includes/ValidationSupportMinAPI.md

@@ -10,11 +10,11 @@ defined on the:
 * Header
 * Request body
 
-Validations can be defined using attributes in the `System.ComponentModel.DataAnnotations` namespace.
+Validations can be defined using attributes in the `System.ComponentModel.DataAnnotations` [DataAnnotations](xref:System.ComponentModel.DataAnnotations) namespace.
 Developers can customize the behavior of the validation system by:
 
-* Creating custom [ValidationAttribute](xref:System.ComponentModel.DataAnnotations.ValidationAttribute) implementations.
-* Implementing the [IValidatableObject](xref:System.ComponentModel.DataAnnotations.IValidatableObject) interface for complex validation logic.
+* Creating custom [`[Validation]`](xref:System.ComponentModel.DataAnnotations.ValidationAttribute) attribute implementations.
+* Implementing the [`IValidatableObject`](xref:System.ComponentModel.DataAnnotations.IValidatableObject) interface for complex validation logic.
 
 When validation fails, the runtime will return a 400 Bad Request response with
 details of the validation errors.