chore(deps): update pre-commit hook pre-commit/mirrors-mypy to v1.20.0 (#260)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.pre-commit-config.yaml

@@ -67,7 +67,7 @@ repos:
 
         exclude: "_draft.py|12.py"
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.19.1
+    rev: v1.20.0
     hooks:
       - id: mypy
         additional_dependencies: [attrs]