Changes to GET /api/v1beta/me/frequent_assistants

added the optional property assistants/items/allOf[#/components/schemas/AssistantWithFiles]/allOf[subschema #2]/files/items/file_capability/upload_allowed to the response with the 200 status

added the optional property assistants/items/allOf[#/components/schemas/AssistantWithFiles]/allOf[subschema #2]/files/items/outlook_provenance to the response with the 200 status

added the optional property assistants/items/allOf[#/components/schemas/AssistantWithFiles]/allOf[subschema #2]/files/items/external_id_ews_id to the response with the 200 status