update pre-commit

Author: alexander-held

.pre-commit-config.yaml

@@ -4,7 +4,7 @@ repos:
     hooks:
     -   id: black
 -   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v0.931
+    rev: v0.930
     hooks:
     -   id: mypy
         name: mypy with Python 3.7