security(deps): update plotly requirement from >=5.10.0 to >=6.8.0 (#667)

Updates the requirements on [plotly](https://github.com/plotly/plotly.py) to permit the latest version.
- [Release notes](https://github.com/plotly/plotly.py/releases)
- [Changelog](https://github.com/plotly/plotly.py/blob/main/CHANGELOG.md)
- [Commits](https://github.com/plotly/plotly.py/compare/v5.10.0...v6.8.0)

---
updated-dependencies:
- dependency-name: plotly
  dependency-version: 6.8.0
  dependency-type: direct:production
...

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pyproject.toml

@@ -57,7 +57,7 @@ dependencies = [
   "networkx>=2.8.0",
   "matplotlib>=3.9.4",
   "seaborn>=0.13.2",
-  "plotly>=5.10.0",
+  "plotly>=6.8.0",
   "ipywidgets>=8.0.0",
   "requests>=2.32.5",
   "GitPython>=3.1.50",