Review the 'about' section on the website

[alinagraham]

What Improve the 'about' section on the website Describe who the Kit is for and what skills are needed

Why As a user, I want to be able to persuade my non-coding colleagues to use the Prototype Kit, so that we can all be using the same tool

Who needs to work on this Content Designer

Done when

### Tasks
- [ ] We have new content on the landing page

MVP ideas: https://docs.google.com/document/d/1vlpuiNhbRNIjdDQ1kx-MHvlyyLdndR_yvAlcr2ydiDo/edit#heading=h.ymnoc4y8f4vb

New site ideas: https://docs.google.com/document/d/1mMpwDA6NBWkWYzVtaFQ3sd0rtVov56yQw16ollEv5b8/edit#

[joelanman]

is this similar to

• https://github.com/alphagov/govuk-prototype-kit-docs/issues/140 ?

[oli-rose28]

@joelanman I think we can close this ticket when we publish https://github.com/alphagov/govuk-prototype-kit-docs/pull/237