Fix broken link in README.md

Summary: Fix broken link in README.md

Test Plan: none

Reviewers: bvanous

Maniphest Tasks: T3051

Differential Revision: https://phab.playfabdev.com/D3926

README.md

@@ -8,7 +8,7 @@ This document describes the process of configuring and building the PlayFab Java
 
 ## 2. Prerequisites:
 
-* Users should be very familiar with the topics covered in our [getting started guide](https://playfab.com/docs/getting-started-with-playfab/).
+* Users should be very familiar with the topics covered in our [getting started guide](https://api.playfab.com/docs/general-getting-started).
 
 To connect to the PlayFab service, your machine must be running TLS v1.2 or better.
 * For Windows, this means Windows 7 and above