Disassociate a custom domain name from an App Runner service.
See https://www.paws-r-sdk.com/docs/apprunner_disassociate_custom_domain/ for full documentation.
apprunner_disassociate_custom_domain(ServiceArn, DomainName)
[required] The Amazon Resource Name (ARN) of the App Runner service that you want to disassociate a custom domain name from.
[required] The domain name that you want to disassociate from the App Runner service.