Bump https://github.com/pre-commit/mirrors-mypy from v1.19.1 to 1.20.0 (#5917)

Bumps [https://github.com/pre-commit/mirrors-mypy](https://github.com/pre-commit/mirrors-mypy) from v1.19.1 to 1.20.0.
- [Commits](pre-commit/mirrors-mypy@v1.19.1...v1.20.0)

---
updated-dependencies:
- dependency-name: https://github.com/pre-commit/mirrors-mypy
  dependency-version: 1.20.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.pre-commit-config.yaml

@@ -51,7 +51,7 @@ repos:
     hooks:
       - id: yesqa
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.19.1
+    rev: v1.20.0
     hooks:
       - id: mypy
         name: mypy-bugbug