Update mypy requirement from 1.1.1 to 1.14.1

Updates the requirements on [mypy](https://github.com/python/mypy) to permit the latest version.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.1.1...v1.14.1)

---
updated-dependencies:
- dependency-name: mypy
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Pipfile

@@ -10,7 +10,7 @@ flake8-docstrings = "*"
 flake8-black = "*"
 flake8-copyright = "*"
 flake8-file-encoding = "*"
-mypy = "1.1.1"
+mypy = "1.14.1"
 pytest = "*"
 pyfakefs = "*"
 pytest-cov = "*"