Modify Dependency Name cython to Cython

Author: nguyenv

pyproject.toml

@@ -2,7 +2,7 @@
 
 # https://askubuntu.com/a/1407138
 # we encounter the above error in versions of setuptools<=58.3.0
-requires = ["setuptools>=42,<=58.3.0", "wheel", "pybind11<2.11.0", "cython<3.0"]
+requires = ["setuptools>=42,<=58.3.0", "wheel", "pybind11<2.11.0", "Cython<3.0"]
 build-backend = "setuptools.build_meta"
 
 [tool.pytest.ini_options]