[pre-commit.ci] pre-commit autoupdate (#420)

updates:
- [github.com/pre-commit/mirrors-mypy: v0.942 → v0.950](pre-commit/mirrors-mypy@v0.942...v0.950)

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

.pre-commit-config.yaml

@@ -42,6 +42,6 @@ repos:
     - flake8-tidy-imports
     - flake8-typing-imports
 - repo: https://github.com/pre-commit/mirrors-mypy
-  rev: v0.942
+  rev: v0.950
   hooks:
   - id: mypy