Clean up operation at native.py#L297

[hereismari]

Fix TODO

PySyft/syft/frameworks/torch/tensors/interpreters/native.py

Line 297 in 6c3f930

# TODO: clean this line

[bhadreshpsavani]

I want to work on it but could not understand what exactly we need to clean up, Can you help me?

[gmuraru]

@LaRiffle do you want to create the cmd in a simple way?

[karlhigley]

Ah, sorry, I think I addressed the issue that this comment highlighted in #2951, which addressed a security issue in this code.