Arm backend: Propagate debug info to TOSA flatbuffer

[tom-arm]

• Add TOSA option to DebugMode enum

Change-Id: I0c56901acad278b9674e14059640f4ff2939591f

cc @digantdesai @freddan80 @per @zingo @oscarandersson8218

[pytorch-bot]

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❌ 2 New Failures, 1 Unrelated Failure

As of commit a3410a3 with merge base cec1400 ():

NEW FAILURES - The following jobs have failed:

• pull / unittest-nxp-neutron / linux-job (gh)
  RuntimeError: Command docker exec -t dfdaefe42be6a3c349adc8a530efd61cfdfa3cb27cab98e1a2240a485f70f711 /exec failed with exit code 1
• trunk / test-models-linux-aarch64 (qwen2_5, portable, linux.arm64.2xlarge) / linux-job (gh)
  RuntimeError: Command docker exec -t 842dfd1fc4a844a0fbc427a93eeecdb1cb9ab3ff3f49dc7fd72e8a150ee7981d /exec failed with exit code 1

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

• trunk / test-models-windows (emformer_join, portable) / windows-job (gh) (detected as infra flaky with no log or failing log classifier)

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[tom-arm]

Failing jobs are unrelated