Bump pyo3 from 0.20.2 to 0.22.2 in /native

Bumps [pyo3](https://github.com/pyo3/pyo3) from 0.20.2 to 0.22.2.
- [Release notes](https://github.com/pyo3/pyo3/releases)
- [Changelog](https://github.com/PyO3/pyo3/blob/main/CHANGELOG.md)
- [Commits](PyO3/pyo3@v0.20.2...v0.22.2)

---
updated-dependencies:
- dependency-name: pyo3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

native/libcst/Cargo.toml

@@ -36,7 +36,7 @@ trace = ["peg/trace"]
 
 [dependencies]
 paste = "1.0.15"
-pyo3 = { version = "0.20", optional = true }
+pyo3 = { version = "0.22", optional = true }
 thiserror = "1.0.63"
 peg = "0.8.4"
 chic = "1.2.2"