Update hashicorp/setup-terraform to v4

[Alex-Welsh]

Fixes Node.js 20 deprecation warnings

[gemini-code-assist]

Note

Gemini is unable to generate a summary for this pull request due to the file types involved not being currently supported.

[stackhpc-ci]

Terraform Format and Style 🖌success

Terraform Initialization ⚙️success

Terraform Validation 🤖success

Validation Output

Warning: Deprecated attribute

  on repositories.tf line 20, in resource "github_repository" "repositories":
  20:       has_downloads,

The attribute "has_downloads" is deprecated. Refer to the provider
documentation for details.
Success! The configuration is valid, but there were some validation warnings
as shown above.

Terraform Plan 📖success

Show Plan

undefined

Pusher: @Alex-Welsh, Action: pull_request, Working Directory: ``, Workflow: Terraform GitHub