Log Message:
py-libcst: updated to 1.6.0

1.6.0 - 2024-01-09

Fixed

* rename: store state in scratch
* rename: handle imports via a parent module
* rename: Fix imports with aliases
* rename: don't leave trailing commas
* rename: don't eat commas unnecessarily
* rename: fix renaming toplevel names
* bump 3.12 to 3.13 in readme

Added

* Add codemod to convert `typing.Union` to `|`
* Add codemod to fix variadic callable annotations
* Add codemod to rename typing aliases of builtins
* Add typing classifier to pyproject.toml and badge to README
* Expose TypeAlias and TypeVar related structs in rust library

Updated
* Upgrade pyo3 to 0.22