Add visualization debug pass

[AdrianLundell]

Adds a pass to visualize the graph at the point of insertion in the pass manager, useful for debugging changes between passes.

cc @digantdesai @freddan80 @per @zingo @oscarandersson8218

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/8275

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❌ 2 Cancelled Jobs

As of commit 2692499 with merge base 883ff14 ():

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

• trunk / test-models-macos (cmake, resnet18, portable, macos-m1-stable, 90) / macos-job (gh)
  ##[error]The operation was canceled.
• trunk / test-models-macos (cmake, resnet50, portable, macos-m1-stable, 90) / macos-job (gh)
  ##[error]The operation was canceled.

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[zingo]

macose fails unrealted