build: bump pydot from 3.0.3 to 3.0.4

Bumps [pydot](https://github.com/pydot/pydot) from 3.0.3 to 3.0.4.
- [Changelog](https://github.com/pydot/pydot/blob/v3.0.4/ChangeLog)
- [Commits](pydot/pydot@v3.0.3...v3.0.4)

---
updated-dependencies:
- dependency-name: pydot
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>