[DRAFT] Export llama uses to_edge_lower_and_transform

[jackzhxng]

Summary

QNN doesn't work with this since it needs the to_edge model for the quantization bits

Test plan

[PLEASE REMOVE] How did you test this PR? Please write down any manual commands you used and note down tests that you have written if applicable.

[pytorch-bot]

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❌ 6 New Failures, 7 Cancelled Jobs

As of commit d8deda2 with merge base 2600cc8 ():

NEW FAILURES - The following jobs have failed:

• Check Labels / Check labels (gh)
  RuntimeError: Error checking labels: PR does not have required labels
• Lint / lintrunner / linux-job (gh)
  >>> Lint for extension/llm/export/builder.py:
• pull / test-llama-runner-qnn-linux (fp32, qnn_16a16w, qnn) / linux-job (gh)
  RuntimeError: Command docker exec -t 1296555c33111ef3a099b93725c844b92accf9097e94c11a2cc0ede4870c46b8 /exec failed with exit code 1
• pull / test-llama-runner-qnn-linux (fp32, qnn_8a8w, qnn) / linux-job (gh)
  RuntimeError: Command docker exec -t 3f580cc89a97bb98a18aef9067d70bd7446762b8183044ff67f80e243f2ecd37 /exec failed with exit code 1
• pull / test-llava-runner-linux / linux-job (gh)
  test_llava_export
• pull / unittest-arm / linux-job (gh)
  ../../dev/misc/test_lifted_tensor.py::TestLiftedTensor::test_partition_lifted_tensor_tosa_BI_2

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

• pull / test-llama-runner-linux (bf16, custom) / linux-job (gh)
  ##[error]The operation was canceled.
• pull / test-llama-runner-linux (bf16, portable) / linux-job (gh)
  ##[error]The operation was canceled.
• pull / test-llama-runner-linux (fp32, portable) / linux-job (gh)
  ##[error]The operation was canceled.
• pull / test-llama-runner-linux (fp32, xnnpack+custom) / linux-job (gh)
  ##[error]The operation was canceled.
• pull / test-llama-runner-linux (fp32, xnnpack+custom+qe) / linux-job (gh)
  ##[error]The operation was canceled.
• pull / test-llama-runner-linux (fp32, xnnpack+custom+quantize_kv) / linux-job (gh)
  ##[error]The operation was canceled.
• pull / test-llama-runner-linux (fp32, xnnpack+quantize_kv) / linux-job (gh)
  ##[error]The operation was canceled.

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[github-actions]

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[jackzhxng]

Closing in favor of #8624