Add torchcodec as temporary dependency

[mergennachin]

pytorch/audio#4039 (comment)

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/14147

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❌ 2 New Failures, 2 Cancelled Jobs, 3 Unrelated Failures

As of commit 0db52e0 with merge base 4d6209b ():

NEW FAILURES - The following jobs have failed:

• trunk / test-models-macos-coreml (w2l) / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 139
• trunk / test-models-macos-cpu (mv3, portable) / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 139

CANCELLED JOBS - The following jobs were cancelled. Please retry:

• pull / test-moshi-linux / linux-job (gh)
  ##[error]The operation was canceled.
• pull / test-samsung-models-linux / linux-job (gh)

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

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

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[swolchok]

test-models-macos-coreml is segfaulting in HUD, willing to ignore. same presumably goes for test-models-macos-cpu. rebasing and merging.