[pre-commit.ci] pre-commit autoupdate xarray-contrib/datatree#222

updates:
- [github.com/pre-commit/mirrors-mypy: v0.991 → v1.0.1](pre-commit/mirrors-mypy@v0.991...v1.0.1)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.pre-commit-config.yaml

@@ -32,7 +32,7 @@ repos:
   #     - id: velin
   #       args: ["--write", "--compact"]
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v0.991
+    rev: v1.0.1
     hooks:
       - id: mypy
         # Copied from setup.cfg