Ignore pydocstyle D401

IMHO this is not applicable to all docstrings.

Author: Felix Exner

.pre-commit-config.yaml

@@ -48,7 +48,7 @@ repos:
     rev: 6.1.1
     hooks:
     - id: pydocstyle
-      args: ["--ignore=D100,D101,D102,D103,D104,D105,D106,D107,D203,D212,D404"]
+      args: ["--ignore=D100,D101,D102,D103,D104,D105,D106,D107,D203,D212,D401,D404"]
 
   - repo: https://github.com/pycqa/flake8
     rev: 3.9.0