[www] Update Netlify URL in Starter List (#3847)

Author: LekoArts

docs/docs/gatsby-starters.md

@@ -209,7 +209,7 @@ Community:
     to learn how to set up authentication, and begin modeling your content.
 
 * [gatsby-starter-portfolio-emma](https://github.com/LeKoArts/gatsby-starter-portfolio-emma)
-  [(demo)](https://embalmer-glues-43220.netlify.com/)
+  [(demo)](https://portfolio-emma.netlify.com/)
 
   The target audience are designers and photographers.
 
@@ -224,7 +224,7 @@ Community:
   * And other good stuff (SEO, Offline Support, WebApp Manifest Support)
 
 * [gatsby-starter-portfolio-emilia](https://github.com/LeKoArts/gatsby-starter-portfolio-emilia)
-  [(demo)](https://upbeat-edison-0598aa.netlify.com/)
+  [(demo)](https://portfolio-emilia.netlify.com/)
 
   The target audience are designers and photographers.