Merge pull request #355 from dvd-dev/dependabot/pip/dot-github/workflows/black-25.12.0

Bump black from 25.11.0 to 25.12.0 in /.github/workflows

Author: ic-dev21

.github/workflows/constraints.txt

@@ -1,5 +1,5 @@
 pip==25.3
-black==25.11.0
+black==25.12.0
 pre-commit>=4.0.0
 flake8==7.3.0
 reorder-python-imports==3.16.0