Hello, I'm writing on behalf of the Citadel product developed by ERCOM. This PR bumps `pyo3` from 0.26.0 to 0.27.2 and `pythonize` from 0.26.0 to 0.27.0. For the code migration I followed the guide found here: [link](https://pyo3.rs/v0.27.0/migration.html).