tests/provider: Enable tfproviderlint AT001 check
tests/provider: Enable tfproviderlint AT001 check

Reference: https://github.com/terraform-providers/terraform-provider-aws/issues/8958

Pull requests will now be checked for resource TestCase CheckDestroy implementation.

terraform-providers/terraform-provider-aws,kjmkznr/terraform-provider-aws,terraform-providers/terraform-provider-aws,kjmkznr/terraform-provider-aws,kjmkznr/terraform-provider-aws,terraform-providers/terraform-provider-aws,kjmkznr/terraform-provider-aws,terraform-providers/terraform-provider-aws