Bump datadog/datadog from 3.65.0 to 3.66.0

Bumps [datadog/datadog](https://github.com/DataDog/terraform-provider-datadog) from 3.65.0 to 3.66.0.
- [Release notes](https://github.com/DataDog/terraform-provider-datadog/releases)
- [Changelog](https://github.com/DataDog/terraform-provider-datadog/blob/master/CHANGELOG.md)
- [Commits](DataDog/terraform-provider-datadog@v3.65.0...v3.66.0)

---
updated-dependencies:
- dependency-name: datadog/datadog
  dependency-version: 3.66.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]