Merge pull request #195 from akquinet/renovate/pypi-black-vulnerability

chore(deps): update dependency black to v26.3.1 [security]

Author: rwxd

requirements-dev.txt

@@ -1,4 +1,4 @@
-black==26.1.0
+black==26.3.1
 flake8==7.3.0
 flake8-quotes==3.4.0
 mypy==1.19.1