Fix pyav 14 error

[NicolasHug]

Not the prettiest, but this should do.

Closes #8775

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/vision/8776

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❌ 6 New Failures, 5 Unrelated Failures

As of commit 0c0cb14 with merge base 36e219b ():

NEW FAILURES - The following jobs have failed:

• CMake / windows (windows.4xlarge, cpu) / windows-job (gh)
  ##[error]fatal: couldn't find remote ref refs/pull/8776/merge
• Docs / build / linux-job (gh)
  RuntimeError: Command docker exec -t 3e55b66e2c104ab33a58cdeb90e80e90f65e99b2c68d6d848517e1ab08f4f756 /exec failed with exit code 2
• Tests / unittests-windows (3.10, windows.4xlarge, cpu) / windows-job (gh)
  ##[error]fatal: couldn't find remote ref refs/pull/8776/merge
• Tests / unittests-windows (3.11, windows.4xlarge, cpu) / windows-job (gh)
  ##[error]fatal: couldn't find remote ref refs/pull/8776/merge
• Tests / unittests-windows (3.12, windows.4xlarge, cpu) / windows-job (gh)
  ##[error]fatal: couldn't find remote ref refs/pull/8776/merge
• Tests / unittests-windows (3.9, windows.4xlarge, cpu) / windows-job (gh)
  ##[error]fatal: couldn't find remote ref refs/pull/8776/merge

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

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

• Tests / unittests-linux (3.10, linux.12xlarge, cpu) / linux-job (gh) (trunk failure)
  test/test_ops.py::TestDeformConv::test_backward[0-True-cpu]
• Tests / unittests-linux (3.11, linux.12xlarge, cpu) / linux-job (gh) (trunk failure)
  test/test_ops.py::TestDeformConv::test_backward[0-True-cpu]
• Tests / unittests-linux (3.12, linux.12xlarge, cpu) / linux-job (gh) (trunk failure)
  test/test_ops.py::TestDeformConv::test_backward[0-True-cpu]
• Tests / unittests-linux (3.9, linux.12xlarge, cpu) / linux-job (gh) (trunk failure)
  test/test_ops.py::TestDeformConv::test_backward[0-True-cpu]
• Tests / unittests-windows (3.9, windows.g5.4xlarge.nvidia.gpu, cuda, 11.8) / windows-job (gh) (trunk failure)
  AttributeError: '_OpNamespace' 'image' object has no attribute '_jpeg_version'

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[github-actions]

Hey @NicolasHug!

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[hmaarrfk]

Thanks!