fix: update deprecated QNode.transform_program code

[andrijapau]

See associated deprecation PR in PennyLane: PennyLaneAI/pennylane#8906

[sc-105439]

[kipawaa]

I think there's also a reference to transform_program in jax_extras/tracing, transform_program = getattr(qnode, "transform_program", []). I think that's all though, looks good!

[github-actions]

Hello. You may have forgotten to update the changelog!
Please edit doc/releases/changelog-dev.md on your branch with:

• A one-to-two sentence description of the change. You may include a small working example for new features.
• A link back to this PR.
• Your name (or GitHub username) in the contributors section.

[andrijapau]

I think there's also a reference to transform_program in jax_extras/tracing, transform_program = getattr(qnode, "transform_program", []). I think that's all though, looks good!

Nice catch!

[andrijapau]

I think there's also a reference to transform_program in jax_extras/tracing, transform_program = getattr(qnode, "transform_program", []). I think that's all though, looks good!

Nice catch!

Done: a46e508

[kipawaa]

Thanks! 💯