Upgrade bundled plotly.js to 3.7.0

[jqnatividad]

https://github.com/plotly/plotly.js/releases/tag/v3.7.0

@andrei-ng since, we're making a lot of updates, might as well upgrade to the latest?

[andrei-ng]

Yes, we should.

[jqnatividad]

Hi @andrei-ng ,
Apart from #420, I also did #421 to backfill all the plotly.js attributes to the Rust API.