Update for latest plotly

[jl-wynen]

Plotly raises deprecation warnings after a version update: #410 These should be fixed before that branch is merged.

[MridulS]

This is coming from an upstream isue plotly/plotly.py#4997

[nvaytet]

@MridulS can this be closed now? I think we fixed it?

[emilykl]

@jl-wynen @MridulS @nvaytet FYI, Plotly v6.0.1 is now released which fixes those bogus DeprecationWarnings:
https://github.com/plotly/plotly.py/releases/tag/v6.0.1