Updated API from documentation release

Author: ct-sdks[bot]

api-specs/graphql/schema.sdl

@@ -10690,6 +10690,9 @@ type RawCustomField {
 type RawProductAttribute {
   name: String!
   value: Json!
+
+  "BETA: This feature can be subject to change and should be used carefully in production. https://docs.commercetools.com/api/contract#public-beta"
+  attributesRaw: [RawProductAttribute!]
   attributeDefinition: AttributeDefinition
   referencedResource: ReferenceExpandable
   referencedResourceSet: [ReferenceExpandable!]!