Convert arvr mode constraint to a constraint() rule

[8Keep]

Summary:
#force_dangling_check

Converting the arvr mode constraint to a constraint().

@pytorchbot label "release notes: none"

Reviewed By: rexzhang123

Differential Revision: D99903392

[pytorch-bot]

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• Rolling out OSDC (ARC) runners on pull workflow for PyTorch trunk commits

❌ 1 Cancelled Job, 3 Unrelated Failures

As of commit bb3fe31 with merge base 36e8ed9 ():

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

• Check Labels (gh)

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

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

• pull / unittest / windows / windows-job (gh) (trunk failure)
  ##[error]The operation was canceled.
• pull / unittest-editable / macos / macos-job (gh) (trunk failure)
  export/tests/test_target_recipes.py::TestTargetRecipes::test_mv3_model
• pull / unittest-editable / windows / windows-job (gh) (trunk failure)
  ##[error]The operation was canceled.

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[meta-codesync]

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[8Keep]

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