deps: update dependency opentofu/opentofu to v1.8.1 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
opentofu/opentofu	minor	v1.7.3 -> v1.8.1

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Release Notes

opentofu/opentofu (opentofu/opentofu)

### [`v1.8.1`](https://togithub.com/opentofu/opentofu/releases/tag/v1.8.1) [Compare Source](https://togithub.com/opentofu/opentofu/compare/v1.8.0-beta1...v1.8.1) ##### What's Changed - Fix missing module source panic ([#​1888](https://togithub.com/opentofu/opentofu/issues/1888)) in [https://github.com/opentofu/opentofu/pull/1889](https://togithub.com/opentofu/opentofu/pull/1889) **Full Changelog**: https://github.com/opentofu/opentofu/compare/v1.8.0...v1.8.1 ### [`v1.8.0`](https://togithub.com/opentofu/opentofu/releases/tag/v1.8.0) [Compare Source](https://togithub.com/opentofu/opentofu/compare/v1.7.3...v1.8.0-beta1) We're proud to announce that OpenTofu 1.8.0 is now officially out! 🎉 #### What's New? - Early variable/locals evaluation - Provider mocking in `tofu test` - Resource overrides in `tofu test` - Override files for OpenTofu: keeping compatibility - Deprecation: `use_legacy_workflow` has been removed from the S3 backend-backend See the launch post on our blog: https://opentofu.org/blog/opentofu-1-8-0/ For all the features, see the [detailed changelog](https://togithub.com/opentofu/opentofu/blob/v1.8.0/CHANGELOG.md). You can find the full diff [here](https://togithub.com/opentofu/opentofu/compare/v1.7..v1.8.0).

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