Add Built-in trigger

[denys-octopus]

Introduces new resource to represent built-in trigger for the project.
"Built-in Trigger" is new representation of "Auto Release Creation" where new version of selected package will create new release for the project.

resource "octopusdeploy_built_in_trigger" "console" {
  project_id = octopusdeploy_project.example.id
  channel_id = octopusdeploy_channel.example.id
  
  release_creation_package = {
    deployment_action = "Example Action"
    package_reference = "example.package"
  }

  depends_on = [
    octopusdeploy_project.example,
    octopusdeploy_channel.example,
    octopusdeploy_deployment_process.example
  ]
}

[denys-octopus]

Without that ☝️ , updating of deployment process resource would fail, because new id will be generated every time when updating deployment process and because old id is referenced by built-in trigger deployment process will prevent to replace it.