Bump iterative/setup-cml from 1.2.3 to 2.0.0 (#2714)

Bumps [iterative/setup-cml](https://github.com/iterative/setup-cml) from 1.2.3 to 2.0.0.
- [Release notes](https://github.com/iterative/setup-cml/releases)
- [Commits](iterative/setup-cml@v1.2.3...v2.0.0)

---
updated-dependencies:
- dependency-name: iterative/setup-cml
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/dvc-diff.yml

@@ -30,7 +30,7 @@ jobs:
       uses: iterative/setup-dvc@v1.1.2
 
     - name: Setup continuous machine learning (CML)
-      uses: iterative/setup-cml@v1.2.3
+      uses: iterative/setup-cml@v2.0.0
 
     # workaround from https://github.com/iterative/cml/issues/1377
     - name: Setup NodeJS