Link to netlify-powered URL for samples (#585)

Author: dontcallmedom

samples/README.md

@@ -1,6 +1,6 @@
 # Samples
 
-Try out our [WebCodecs samples](https://w3c.github.io/webcodecs/samples/).
+Try out our [WebCodecs samples](https://webcodecs-samples.netlify.app/).
 
 Please make sure you are using the latest version of Chrome Canary to run these
 pages, as the latest API changes might not have made it to Chrome Stable.