feat/terms privacy

[kempsterrrr]

What does it do?

Adds /terms and /privacy-policy pages to the site.

Still need to add links in the footer

Any helpful background information?

With the setup of The Developer DAO Foundation we've created some policies to ensure betetr compliance with meat space rules.

Any new dependencies? Why were they added?

date-fns - formatting dates in these pages

Relevant screenshots/gifs

Does it close any issues?

Closes Developer-DAO/dd-website-monorepo#11