Upgrade terraform-provider-newrelic to v3.66.0

[pulumi-bot]

Release details: https://github.com/newrelic/terraform-provider-newrelic/releases/tag/v3.66.0

Note

This issue was created automatically by the upgrade-provider tool and should be automatically closed by a subsequent upgrade pull request.

[pulumi-bot]

Failed to create automatic PR: https://github.com/pulumi/pulumi-newrelic/actions/runs/16898151097/