chore(deps): update dependency black to v23.9.0 (#518)

renovate[bot] · web-flow · commit 54a8016d2e7a · 2023-09-09T04:31:10.000Z
Co-authored-by: renovate[bot] &lt;29139614+renovate[bot]@users.noreply.github.com&gt;
diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -6,4 +6,4 @@ sphinx>=2
 sphinx_rtd_theme
 pypandoc
 twine
-black==23.7.0
+black==23.9.0
