Build: Bump cython from 3.0.2 to 3.0.3 (#48)

Bumps [cython](https://github.com/cython/cython) from 3.0.2 to 3.0.3.
- [Release notes](https://github.com/cython/cython/releases)
- [Changelog](https://github.com/cython/cython/blob/master/CHANGES.rst)
- [Commits](cython/cython@3.0.2...3.0.3)

---
updated-dependencies:
- dependency-name: cython
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

poetry.lock

@@ -81,7 +81,7 @@ requests-mock = "1.11.0"
 moto = "^4.2.5"
 typing-extensions = "4.8.0"
 pytest-mock = "3.11.1"
-cython = "3.0.2"
+cython = "3.0.3"
 
 [[tool.mypy.overrides]]
 module = "pytest_mock.*"