Conv3d + Batch Norm fails to lower on XNNPACK

[GregoryComer]

🐛 Describe the bug

When running a model with Conv3d and batchnorm, it fails to lower with an internal error: "RuntimeError: For aten__native_batch_norm_legit_no_training_default, call_function:aten._native_batch_norm_legit_no_training.default is not supported in XNNPACK Delegate.".

Versions

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cc @digantdesai @mcr229 @cbilgin

[digantdesai]

Are you looking at this @GregoryComer?

[GregoryComer]

Are you looking at this @GregoryComer?

Oops, I forgot to link the PR. It's #13696. I need to polish this off, it's planned for Sprint 4. It's a little less urgent, as it turns out we don't have portable kernels for Conv3d, but I do intend to land it regardless.