Register split_copy in CoreML

[metascroy]

As titled.

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/12836

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❌ 5 New Failures

As of commit f776965 with merge base 03f6bcc ():

NEW FAILURES - The following jobs have failed:

• Build Presets / apple (llm) / build (gh)
  RuntimeError: Command bash /Users/runner/work/_temp/exec_script failed with exit code 1
• Build Presets / linux (llm, linux.arm64.2xlarge, executorch-ubuntu-22.04-gcc11-aarch64) / build (gh)
  RuntimeError: Command docker exec -t f1de9f2cbd8ca9da08f18e8b06447adb1590095ee243f892f0400cb1dbdf1ef5 /exec failed with exit code 1
• Build Presets / linux (pybind, linux.arm64.2xlarge, executorch-ubuntu-22.04-gcc11-aarch64) / build (gh)
  RuntimeError: Command docker exec -t a4f37a4393bcfd10094f0d3c2743c10876c40c84f716dcc4ab626b487f227005 /exec failed with exit code 1
• pull / test-llama-runner-linux (fp32, xnnpack+custom+qe, linux.arm64.2xlarge, executorch-ubuntu-22.04-gc... / linux-job (gh)
  RuntimeError: Command docker exec -t bb1bc3033c47f7579995aab0c73752db2ccacf9ad21407d95f36e9d93861e8a2 /exec failed with exit code 1
• pull / test-llama-runner-linux (fp32, xnnpack+custom+quantize_kv, linux.arm64.2xlarge, executorch-ubuntu... / linux-job (gh)
  RuntimeError: Command docker exec -t 3fd72287c77d250f209aa211243709ab5bfe8fe9dadbc6cce4ddd3f454e69547 /exec failed with exit code 1

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[cccclai]

Seems good