Suggestion to investigate QuiZX (Rust) to replace PyZX

[emlynsg]

Is your feature request related to a problem? Please describe.
PyZX is a Python library that has never explicitly been optimised and can be slow for larger tasks.

Describe the feature you'd like
Suggest we investigate QuiZX, a port of PyZX to Rust created by the same team. Consider if it is worth using in Graphix in some way.