change documentation link in live sample

Author: ali-hamud

demo/v2-demo/docs.html

@@ -4,7 +4,7 @@ <h2>Getting Started</h2>
     </div>
     <div>
         Please visit our 
-        <a href="https://docs.microsoft.com/en-us/azure/power-bi-embedded/power-bi-embedded-what-is-power-bi-embedded">documentation</a>
+        <a href="https://powerbi.microsoft.com/en-us/documentation/powerbi-developer-embedding/">documentation</a>
         to start using Power BI Embedded.
     </div>
 </div>