Merge pull request #1271 from pre-commit/pre-commit-ci-update-config

[pre-commit.ci] pre-commit autoupdate

Author: asottile

.pre-commit-config.yaml

@@ -36,6 +36,6 @@ repos:
     hooks:
     -   id: flake8
 -   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v2.3.0
+    rev: v2.3.1
     hooks:
     -   id: mypy