build(deps): bump opentofu/setup-opentofu from 1 to 2 (#9801)

Bumps [opentofu/setup-opentofu](https://github.com/opentofu/setup-opentofu) from 1 to 2.
- [Release notes](https://github.com/opentofu/setup-opentofu/releases)
- [Commits](https://github.com/opentofu/setup-opentofu/compare/v1...v2)

---
updated-dependencies:
- dependency-name: opentofu/setup-opentofu
  dependency-version: '2'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Chris Lu <chrislusf@users.noreply.github.com>

.github/workflows/terraform_ci.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Set up OpenTofu
-        uses: opentofu/setup-opentofu@v1
+        uses: opentofu/setup-opentofu@v2
         with:
           tofu_version: 1.12.1
 
@@ -67,7 +67,7 @@ jobs:
         run: go build -o "$RUNNER_TEMP/weed" ./weed
 
       - name: Set up OpenTofu
-        uses: opentofu/setup-opentofu@v1
+        uses: opentofu/setup-opentofu@v2
         with:
           tofu_version: 1.12.1