Update README.md

Remove another reference to AWS forums

Author: Frank Mueller

README.md

@@ -169,7 +169,7 @@ There are only a few fundamentals that are helpful to know when developing again
 * Unless explicitly stated, calls are synchronous and must be taken off of the main thread.
 * Unless explicitly stated, calls can always throw an AmazonServiceException or an AmazonClientException (depending on if the exception is generated by the client or the service).
 * The SDK will handle re-trying requests automatically, but unless explicitly stated will throw an exception if it cannot contact AWS.
-* We are always looking to help, please feel free to contact us on our [forum](https://forums.aws.amazon.com/forum.jspa?forumID=88).
+* We are always looking to help, please feel free to open an [issue](https://github.com/aws/aws-sdk-android/issues).
 
 ### Basic Service API Calls