chore(deps): update dependency black to v26 [security]

Author: renovate[bot]

requirements.txt

@@ -8,7 +8,7 @@ asttokens==2.4.1
     # via stack-data
 backcall==0.2.0
     # via ipython
-black[jupyter]==23.10.1
+black[jupyter]==26.3.1
     # via plxcontroller (pyproject.toml)
 certifi==2023.7.22
     # via requests