message: Fix AppSyncApi doc typo
diff: @@ -172,10 +172,12 @@ new AppSyncApi(this, "GraphqlApi", {
  resolvers: {
  "Query listNotes": {
  dataSource: "tableDS",
  + resolverProps: {
  requestMappingTemplate: appsync.MappingTemplate.dynamoDbScanTable(),
  responseMappingTemplate: appsync.MappingTemplate.dynamoDbResultList(),
  },
  },
  + },
  });
  ```
  