build(deps): Bump hashicorp/null from 3.2.1 to 3.2.2

Bumps [hashicorp/null](https://github.com/hashicorp/terraform-provider-null) from 3.2.1 to 3.2.2.
- [Release notes](https://github.com/hashicorp/terraform-provider-null/releases)
- [Changelog](https://github.com/hashicorp/terraform-provider-null/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-provider-null@v3.2.1...v3.2.2)

---
updated-dependencies:
- dependency-name: hashicorp/null
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>