Update black to v23.12.1

renovate[bot] · web-flow · commit caaea22b1a7f · 2023-12-23T01:12:23.000Z
| datasource | package | from   | to      |
| ---------- | ------- | ------ | ------- |
| pypi       | black   | 23.3.0 | 23.12.1 |
diff --git a/requirements.txt b/requirements.txt
@@ -2,4 +2,4 @@ draftjs_exporter==5.0.0
 draftjs_exporter_markdown==0.2.4
 beautifulsoup4==4.12.2
 html5lib==1.1
-black==23.3.0
+black==23.12.1
