Bump the dev-dependencies group across 1 directory with 2 updates

Bumps the dev-dependencies group with 2 updates in the / directory: [mypy](https://github.com/python/mypy) and [types-requests](https://github.com/python/typeshed).


Updates `mypy` from 1.19.1 to 1.20.0
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.19.1...v1.20.0)

Updates `types-requests` from 2.32.4.20260107 to 2.33.0.20260402
- [Commits](https://github.com/python/typeshed/commits)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 1.20.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
- dependency-name: types-requests
  dependency-version: 2.33.0.20260402
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: dev-dependencies
...

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Author: dependabot[bot]