chore(deps): bump pyo3 from 0.22.6 to 0.28.3 in /rust-core

Bumps [pyo3](https://github.com/pyo3/pyo3) from 0.22.6 to 0.28.3.
- [Release notes](https://github.com/pyo3/pyo3/releases)
- [Changelog](https://github.com/PyO3/pyo3/blob/main/CHANGELOG.md)
- [Commits](PyO3/pyo3@v0.22.6...v0.28.3)

---
updated-dependencies:
- dependency-name: pyo3
  dependency-version: 0.28.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

rust-core/Cargo.lock

@@ -9,7 +9,7 @@ name = "pawacloud_core"
 crate-type = ["cdylib", "lib"]
 
 [dependencies]
-pyo3 = { version = "0.22", features = ["extension-module"] }
+pyo3 = { version = "0.28", features = ["extension-module"] }
 serde_json = "1"
 
 # cargo test needs rlib, not just cdylib — and extension-module