(aws_apigateway): Broken link in v2 docs for Lambda-based request authorizer

### link to reference doc page

https://docs.aws.amazon.com/cdk/api/v2/docs/aws-cdk-lib.aws_apigateway-readme.html#lambda-based-request-authorizer

### Describe your issue?

In the docs there is a link that is broken.

> A full working example is shown below.

[Full request authorizer example](https://docs.aws.amazon.com/cdk/api/v2/docs/test/authorizers/integ.request-authorizer.lit.ts).