Update dependency black to v23.9.1 (#201)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

poetry.lock

@@ -26,7 +26,7 @@ beautifulsoup4 = "*"
 sphinx-c-apidoc = 'sphinx_c_autodoc.apidoc:main'
 
 [tool.poetry.group.dev.dependencies]
-black = "23.7.0"
+black = "23.9.1"
 pycodestyle = "2.11.0"
 mypy =  "1.5.1"
 pytest = "7.4.2"