message: Add example for mlutiple AppSync authorizers
diff: @@ -559,6 +559,34 @@ new AppSyncApi(stack, "GraphqlApi", {
  });
  ```
  +#### Using multiple authorization methods
  +
  +```js {8-20}
  +import * as cdk from "aws-cdk-lib";
  +import * as appsync from "@aws-cdk/aws-appsync-alpha";
  +
  +new AppSyncApi(stack, "GraphqlApi", {
  + schema: "graphql/schema.graphql",
  + cdk: {
  + graphqlApi: {
  + authorizationConfig: {
  + defaultAuthorization: {
  + authorizationType: appsync.AuthorizationType.API_KEY,
  + apiKeyConfig: {
  + expires: cdk.Expiration.after(cdk.Duration.days(365)),
  + },
  + },
  + additionalAuthorizationModes: [
  + {
  + authorizationType: appsync.AuthorizationType.IAM,
  + }
  + ],
  + },
  + },
  + },
  +});
  +```
  +
  ### Advanced examples
  #### Configuring the GraphQL Api
  