Merge pull request #365 from jstockwin/pre-commit-ci-update-config

[pre-commit.ci] pre-commit autoupdate

.pre-commit-config.yaml

@@ -32,7 +32,7 @@ repos:
     -   id: pytype
         args: ['--disable=pyi-error,import-error', '--exclude=tests']
 -   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: 'v0.991'
+    rev: 'v1.0.0'
     hooks:
     -   id: mypy
         additional_dependencies: [types-mock]