chore(deps-dev): bump mypy from 1.4.1 to 1.5.1

Bumps [mypy](https://github.com/python/mypy) from 1.4.1 to 1.5.1.
- [Commits](python/mypy@v1.4.1...v1.5.1)

---
updated-dependencies:
- dependency-name: mypy
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

poetry.lock

@@ -20,7 +20,7 @@ python = "^3.9"
 [tool.poetry.group.dev.dependencies]
 shed = ">=0.9.5,<2023.7.0"
 pylint = "^2.13.7"
-mypy = ">=0.942,<1.5"
+mypy = ">=0.942,<1.6"
 pytest = "^7.1.1"
 pytest-cov = ">=3,<5"
 typeguard = ">=2.13.3,<5.0.0"