Update the Prismic headless CMS data

Author: Sam Littlefair

src/site/headless-cms/prismic.md

@@ -1,13 +1,15 @@
 ---
 title: Prismic
+repo: prismicio/slice-machine
 homepage: https://prismic.io/
 twitter: prismicio
-opensource: "No"
-typeofcms: "API Driven"
+opensource: 'No'
+typeofcms: 'API Driven'
 supportedgenerators:
   - All
-description: An API-based CMS backend for your Websites & Apps
+description: A headless website builder for Jamstack sites. Prismic offers an intuitive content interface and easy-to-use development tools. Used by Google, Netflix, Spotify.
 ---
+
 ## Prismic
 
 Prismic is a CMS backend for your websites & apps - optimised for developer productivity with a visual builder to model page & post content. Api-based for technology freedom - use your favorite programming language & framework.