add torch pin file

[cccclai]

We define torch version and nightly version in this file

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/14631

• 📄 Preview Python docs built from this PR

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❌ 1 New Failure, 3 Unrelated Failures

As of commit 4f23b57 with merge base bc755c6 ():

NEW FAILURE - The following job has failed:

• pull / test-vulkan-operators-linux / linux-job (gh)
  RuntimeError: Command docker exec -t aee15d5a5ee25e23ec07cb006946e054aa50c182d1bcf592ba6686668c665a40 /exec failed with exit code 127

FLAKY - The following job failed but was likely due to flakiness present on trunk:

• pull / unittest-arm-backend-with-no-fvp (test_pytest_models) / linux-job (gh) (matched linux rule in flaky-rules.json)
  The runner has received a shutdown signal. This can happen when the runner service is stopped, or a manually started runner is canceled.

BROKEN TRUNK - The following jobs failed but was present on the merge base:

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

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

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[github-actions]

This PR needs a release notes: label

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[cccclai]

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

[pytorchbot]

Cherry picking #14631

The cherry pick PR is at #14681 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