update etdump doc for better clearance

[pytorchbot]

Summary:
Try to make etdump doc clearer.

more details can be found in #16571.

Differential Revision: D91245299

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/16803

• 📄 Preview Python docs built from this PR

Note: Links to docs will display an error until the docs builds have been completed.

❌ 8 New Failures, 2 Cancelled Jobs

As of commit 075e035 with merge base 7492d0d ():

NEW FAILURES - The following jobs have failed:

• pull / test-samsung-quantmodels-linux / linux-job (gh)
  RuntimeError: Command docker exec -t f944ed5bfda9242c19a40b89f9c141bdef055a775f99a3c0fb72efff9224c314 /exec failed with exit code 1
• Test CUDA Builds / test-model-cuda-e2e (mistralai, Voxtral-Mini-3B-2507, quantized-int4-tile-packed) / linux-job (gh)
  RuntimeError: Command docker exec -t 7af7ec9b3d19269f19549b1d0a4d834f7e22b607501cb2f5f1ac57cc4355fada /exec failed with exit code 1
• Test CUDA Builds / test-model-cuda-e2e (openai, whisper-large-v3-turbo, non-quantized) / linux-job (gh)
  RuntimeError: Command docker exec -t 2bc78fcb661ad7ed969cd9818b48337d966b4ab153376887bb537874cb40fa7d /exec failed with exit code 1
• Test CUDA Builds / test-model-cuda-e2e (openai, whisper-large-v3-turbo, quantized-int4-tile-packed) / linux-job (gh)
  RuntimeError: Command docker exec -t 0567481e879c219048e5b61b0e748a943419078583d76c7f2eb5ae1c6c675fd7 /exec failed with exit code 1
• Test CUDA Builds / test-model-cuda-e2e (openai, whisper-large-v3-turbo, quantized-int4-weight-only) / linux-job (gh)
  RuntimeError: Command docker exec -t bd1ddc5c85d218b26eab318d8f6adf54e8bbd02f635e84706e0835b7ce38b77e /exec failed with exit code 1
• Test CUDA Builds / test-model-cuda-e2e (openai, whisper-small, non-quantized) / linux-job (gh)
  RuntimeError: Command docker exec -t 454fd7dc1ddd78026da164643060603603778128e4be8e18934b05c90d7cdd05 /exec failed with exit code 1
• Test CUDA Builds / test-model-cuda-e2e (openai, whisper-small, quantized-int4-tile-packed) / linux-job (gh)
  RuntimeError: Command docker exec -t 759fc0de1c9c664366a33f645fc5403587ce88508be9f00b1e8e3dae7ed21295 /exec failed with exit code 1
• Test CUDA Builds / test-model-cuda-e2e (openai, whisper-small, quantized-int4-weight-only) / linux-job (gh)
  RuntimeError: Command docker exec -t 434f64474fb39768b51f558c54a628cacec3f6d33132cb0a3331877773f55934 /exec failed with exit code 1

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

• pull / unittest / macos / macos-job (gh)
  ##[error]The operation was canceled.
• pull / unittest-editable / macos / macos-job (gh)
  ##[error]The operation was canceled.

This comment was automatically generated by Dr. CI and updates every 15 minutes.