update torchtune pin

[lucylq]

No description provided.

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/14662

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❌ 1 Cancelled Job, 3 Pending, 1 Unrelated Failure

As of commit 7ba2490 with merge base 2bf2de3 ():

CANCELLED JOB - The following job was cancelled. Please retry:

• pull / test-binary-size-linux-gcc / linux-job (gh)

BROKEN TRUNK - The following job failed but were present on the merge base:

👉 Rebase onto the `viable/strict` branch to avoid these failures

• pull / test-setup-linux-gcc / linux-job (gh) (trunk failure)
  ##[error]The operation was canceled.

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[github-actions]

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[lucylq]

@pytorchbot cherry-pick --onto release/1.0 -c regression

[pytorchbot]

Cherry picking #14662

The cherry pick PR is at #14664 and it is recommended to link a regression cherry pick PR with an issue. The following tracker issues are updated:

• [v1.0.0] Release Tracker #14288 (comment)

Details for Dev Infra team

Raised by workflow job