Arm backend: manually annotate metadata of inserted transposes

[oscarandersson8218]

Summary

Manually annotate node.meta["val"] of inserted transposes.

cc @digantdesai @freddan80 @per @zingo

[pytorch-bot]

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❌ 1 New Failure, 1 Cancelled Job, 1 Pending

As of commit 6016689 with merge base 4796da7 ():

NEW FAILURE - The following job has failed:

• trunk / test-models-macos (cmake, mv3, xnnpack-quantization-delegation, macos-m1-stable, 90) / macos-job (gh)
  RuntimeError: Command bash /Users/ec2-user/runner/_work/_temp/exec_script failed with exit code 1

CANCELLED JOB - The following job was cancelled. Please retry:

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

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[zingo]

macos fails unrealted