Bump mypy from 1.13.0 to 1.14.0 (#1314)

Bumps [mypy](https://github.com/python/mypy) from 1.13.0 to 1.14.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.13.0...v1.14.0)

---
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]

Diff for: demos/graphql-demo/requirements-dev.txt

@@ -10,7 +10,7 @@ graphql-ws==0.4.4
 psycopg2-binary==2.9.10
 redis==5.2.1
 
-mypy==1.13.0
+mypy==1.14.0
 flake8==7.1.1
 pytest==8.3.4
 pytest-cov==6.0.0

Diff for: demos/moderator/requirements-dev.txt

@@ -11,7 +11,7 @@ flake8==7.1.1
 flake8-bugbear==24.12.12
 flake8-quotes==3.4.0
 ipdb==0.13.13
-mypy==1.13.0
+mypy==1.14.0
 pytest==8.3.4
 pytest-aiohttp==1.0.5
 pytest-asyncio==0.25.0