Renovate: hashicorp/setup-terraform to v3.1.2

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
hashicorp/setup-terraform	action	patch	v3.1.1 -> v3.1.2

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Release Notes

hashicorp/setup-terraform (hashicorp/setup-terraform)

### [`v3.1.2`](https://redirect.github.com/hashicorp/setup-terraform/releases/tag/v3.1.2) [Compare Source](https://redirect.github.com/hashicorp/setup-terraform/compare/v3.1.1...v3.1.2) NOTES: - This release introduces no functional changes. It does however include dependency updates which address upstream CVEs. ([#​430](https://redirect.github.com/hashicorp/setup-terraform/issues/430))

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Configuration

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🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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