update docs to use SciML website

[isaacsas]

Describe the bug 🐞

Docs don't currently appear -- they need to be updated to use the SciML website.

[isaacsas]

@ChrisRackauckas how should we set them up here to work with SciML.ai?

[ChrisRackauckas]

It's already in https://docs.sciml.ai/FiniteStateProjection/dev/?

[kaandocal]

Thanks for pointing this out, the link should now work.

[ChrisRackauckas]

@thazhemadam can you handle the tokens here to get the stable docs building?