Temporarily exclude GB300 and GH200 from testing

[KyleFromNVIDIA]

Description

Temporarily exclude GB300 and GH200 until we resolve outstanding test failures.

#23498

Checklist

• I am familiar with the Contributing Guidelines.
• New or existing tests cover these changes.
• The documentation is up to date with these changes.

[bdice]

Approving, but if we can exclude GB300 and GH200 in the same PR, that'd be cleaner. I think cuDF is the only repo that needs a GH200 exclusion from my earlier testing in https://github.com/rapidsai/build-infra/issues/376.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Enterprise

Run ID: fad5b024-cb4c-4b1e-9fb3-fb783556bfe1

📥 Commits

Reviewing files that changed from the base of the PR and between 501eb9b and 6059035.

📒 Files selected for processing (2)

• .github/workflows/pr.yaml
• .github/workflows/test.yaml

🚧 Files skipped from review as they are similar to previous changes (2)

• .github/workflows/pr.yaml
• .github/workflows/test.yaml

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📝 Walkthrough

Summary by CodeRabbit

• Chores
  • Updated automated test workflows to exclude GB300 and GH200 GPU configurations from selected C++ and Python test jobs.
  • Preserved the latest Python and CUDA combinations for cuDF pandas tests while applying the GPU filters.
  • Added documentation references explaining the test configuration filters and their applicability across automated test suites.

Walkthrough

The GitHub Actions pull request and test workflows now exclude gb300 and gh200 GPU configurations from C++, Python, cuDF pandas, wheel, and Polars test matrices.

Changes

GPU test filters

Layer / File(s)	Summary
Pull request workflow filters .github/workflows/pr.yaml	C++, Python, wheel, and cuDF pandas matrices exclude gb300 and gh200. The cuDF pandas filter runs after latest-version selection.
Test workflow filters .github/workflows/test.yaml	Six test jobs exclude matrix entries targeting gb300 and gh200, including cuDF pandas and Polars tests.

Estimated code review effort: 2 (Simple) | ~10 minutes

Suggested reviewers: msarahan

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title clearly summarizes the temporary exclusion of GB300 and GH200 from testing.
Description check	✅ Passed	The description explains the temporary test exclusions and references the related issue.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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_{Comment @coderabbitai help to get the list of available commands.}

[KyleFromNVIDIA]

/merge

[KyleFromNVIDIA]

/ok to test 6059035

[KyleFromNVIDIA]

/merge