Use xt macros to capture errors returned by nnlib calls

[hsharma35]

Summary: This diff implements the use of xt macros to capture errors returned by nnlib calls in the Cadence backend operators.

Differential Revision: D83355891

[pytorch-bot]

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❌ 7 New Failures, 2 Unrelated Failures

As of commit 097ec64 with merge base 9152f0a ():

NEW FAILURES - The following jobs have failed:

• pull / test-samsung-models-linux / linux-job (gh)
  RuntimeError: Command docker exec -t 2aea8ede0a319192b0b02a2c4ca450980978ebe478321fae661a17f5b194b627 /exec failed with exit code 1
• pull / unittest-arm-backend-with-no-fvp (test_pytest_models) / linux-job (gh)
  RuntimeError: Command docker exec -t 3a14975eed71143a94eccedad89ab2102bd977af13ebbc20aa3297d48115ec50 /exec failed with exit code 1
• pull / unittest-nxp-neutron / linux-job (gh)
  RuntimeError: Command docker exec -t a61d4a13a2b12559469896f88137d0505cf1b13289d94a1c03b740212c75d7e0 /exec failed with exit code 1
• Test CUDA Builds / export-voxtral-cuda-non-quantized / linux-job (gh)
  RuntimeError: Command docker exec -t c5a660726477c885b42ba186a7c4f93a23599d7e6c717acc9a7171a5acefe1e2 /exec failed with exit code 2
• Test CUDA Builds / export-voxtral-cuda-quantized-int4-tile-packed / linux-job (gh)
  RuntimeError: Command docker exec -t 05db39cd4f73b42909a7cbd35863037c162bb2d329797aa570f58bc47ecee71c /exec failed with exit code 2
• Test CUDA Builds / export-voxtral-cuda-quantized-int4-weight-only / linux-job (gh)
  RuntimeError: Command docker exec -t 768ad9d8654a20fbd94c6f32521b09641dfd7db039119448cc61eeefda0f0351 /exec failed with exit code 2
• Test Metal Backend / export-voxtral-metal-artifact / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 2

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

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

• pull / unittest / linux / linux-job (gh) (trunk failure)
• pull / unittest-editable / linux / linux-job (gh) (trunk failure)

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[meta-codesync]

@hsharma35 has exported this pull request. If you are a Meta employee, you can view the originating Diff in D83355891.

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