feat(audit-trail): add support for audit trail to terraform provider

[mwasilew2]

Description of the change

closes: https://app.clickup.com/t/8693fq8pf

blocked on:

• ~expose id~ won't be needed:
  • ~https://github.com/spacelift-io/backend/pull/6147~
  • ~https://github.com/spacelift-io/backend/pull/6165~
• https://github.com/spacelift-io/backend/pull/6154

Type of change

• [ ] Bug fix (non-breaking change that fixes an issue)
• [ ] New feature (non-breaking change that adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] Documentation (non-breaking change that adds documentation)

Related issues

Fix [#1]()

Checklists

Development

• [ ] Lint rules pass locally
• [ ] The code changed/added as part of this pull request has been covered with tests
• [ ] All tests related to the changed code pass in development
• [ ] Examples for new resources and data sources have been added
• [ ] Default values have been documented in the description (e.g., "Dummy: (Boolean) Blah blah. Defaults to false.)
• [ ] If the action fails that checks the documentation: Run go generate to make sure the docs are up to date

Code review

• [ ] This pull request has a descriptive title and information useful to a reviewer. There may be a screenshot or screencast attached
• [ ] Pull Request is no longer marked as "draft"
• [ ] Reviewers have been assigned
• [ ] Changes have been reviewed by at least one other engineer

[Clickup-user]

Task linked: CU-8693fq8pf add support for auditTrailWebhook to terraform provider

[mwasilew2]

@peterdeme @michalg9 I saw you working on terraform provider recently, you would mind taking a look?

[mwasilew2]

@marcinwyszynski @adamconnelly I saw you've been active in the repo, could you take a look? Thanks in advance