build(deps-dev): bump mypy from 1.8.0 to 1.9.0 (#101)

Bumps [mypy](https://github.com/python/mypy) from 1.8.0 to 1.9.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.8.0...1.9.0)

---
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>

dev_requirements/requirements-type_check.txt

@@ -4,15 +4,13 @@
 #
 #    pip-compile requirements-type_check.in
 #
-mypy==1.8.0
-    # via -r requirements-type_check.in
+mypy==1.9.0
+    # via -r dev_requirements/requirements-type_check.in
 mypy-extensions==1.0.0
     # via mypy
-tomli==2.0.1
-    # via mypy
 types-python-dateutil==2.8.19.20240311
-    # via -r requirements-type_check.in
+    # via -r dev_requirements/requirements-type_check.in
 types-pytz==2024.1.0.20240203
-    # via -r requirements-type_check.in
+    # via -r dev_requirements/requirements-type_check.in
 typing-extensions==4.9.0
     # via mypy