Update content for Scrollytelling Series to Human Atlas Stories content

[LibbyUX]

Replace Scrollytelling Series content with Human Atlas Stories content

To Do

• [x] Remove old content in Scrollytelling Series preview and replace it with the new content in the Human Atlas Stories document.

Relevant Correspondence

[LibbyUX]

@bhushankhope can you please update this preview content as soon as possible?

@bherr2 can help if you need assistance with the technical details. Thanks so much!

[bhushankhope]

All the requested changes are done and are live.

[LibbyUX]

Looks great, thank you @bhushankhope!