Bump mypy from 1.1.1 to 1.2.0 (#465)

Bumps [mypy](https://github.com/python/mypy) from 1.1.1 to 1.2.0.
- [Release notes](https://github.com/python/mypy/releases)
- [Commits](python/mypy@v1.1.1...v1.2.0)

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

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

Author: dependabot[bot]

poetry.lock

@@ -24,7 +24,7 @@ pre-commit = "^3.2.2"
 black = "^23.3.0"
 isort = "^5.12.0"
 coverage = {extras = ["toml"], version = "^7.2"}
-mypy = "^1.0"
+mypy = "^1.2"
 detect-secrets = "^1.4.0"
 bandit = "^1.7.5"
 pylint = "^2.17.2"