Bump plotly from 6.2.0 to 6.3.1

Bumps [plotly](https://github.com/plotly/plotly.py) from 6.2.0 to 6.3.1.
- [Release notes](https://github.com/plotly/plotly.py/releases)
- [Changelog](https://github.com/plotly/plotly.py/blob/main/CHANGELOG.md)
- [Commits](plotly/plotly.py@v6.2.0...v6.3.1)

---
updated-dependencies:
- dependency-name: plotly
  dependency-version: 6.3.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]