Add Voxtral runner

[pytorchbot]

This PR was created by the merge bot to help merge the original PR into the main branch.
ghstack PR number: #13663 by @jackzhxng
^ Please use this as the source of truth for the PR details, comments, and reviews
ghstack PR base: https://github.com/pytorch/executorch/tree/gh/jackzhxng/31/base
ghstack PR head: https://github.com/pytorch/executorch/tree/gh/jackzhxng/31/head
Merge bot PR base: https://github.com/pytorch/executorch/tree/gh/jackzhxng/30/orig
Merge bot PR head: https://github.com/pytorch/executorch/tree/gh/jackzhxng/31/orig
@diff-train-skip-merge

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/13853

• 📄 Preview Python docs built from this PR

Note: Links to docs will display an error until the docs builds have been completed.

❗ 1 Active SEVs

There are 1 currently active SEVs. If your PR is affected, please view them below:

• ROCm MI2xx CI/CD workflows failing due to : download from https://api.github.com/repos/pytorch/pytorch timed out.

❌ 6 New Failures

As of commit 8984c04 with merge base 99e6349 ():

NEW FAILURES - The following jobs have failed:

• pull / unittest / linux / linux-job (gh)
  RuntimeError: Command docker exec -t ab2d6243f319c0ff458049d1b039cee994a58ebe6dadd9021cb2b3590d4bdcad /exec failed with exit code 3
• pull / unittest / macos / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 3
• pull / unittest-arm-backend-with-no-fvp (test_pytest_models) / linux-job (gh)
  RuntimeError: Command docker exec -t a45fa1f8000a48eed1e2b72096269afdcfb941abaa921624392ca301601b8dd4 /exec failed with exit code 3
• pull / unittest-arm-backend-with-no-fvp (test_pytest_ops) / linux-job (gh)
  RuntimeError: Command docker exec -t d9ec888a3f93b137515c4afd4e0aa65d586a3413127d7a17146137f6619a2963 /exec failed with exit code 3
• pull / unittest-editable / linux / linux-job (gh)
  RuntimeError: Command docker exec -t 18dec9e5dca2e042c64ee36bb27a6ed59073e31d5080100816ade6500a2c4782 /exec failed with exit code 3
• pull / unittest-editable / macos / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 3

This comment was automatically generated by Dr. CI and updates every 15 minutes.