Renamed HETZNER_DNS_API_TOKEN environment variable to HETZNER_DNS_TOKEN
Added a test for the usage with deprecated token: TestAccRecord_ResourcesWithDeprecatedApiToken
Updated docs and added deprecation notice and warning log when running provider with the deprecated env var
╷
│ Warning: Deprecated API Token Environment Variable
│
│ with provider["registry.terraform.io/germanbrew/hetznerdns"],
│ on _provider.tf line 47, in provider "hetznerdns":
│ 47: provider "hetznerdns" {
│
│ The environment variable `HETZNER_DNS_API_TOKEN` is deprecated and will be removed in a future release. Please use `HETZNER_DNS_TOKEN` instead.
╵
HETZNER_DNS_API_TOKEN
environment variable toHETZNER_DNS_TOKEN
TestAccRecord_ResourcesWithDeprecatedApiToken