Updated VERSION to 8.0.0-rc1

Author: ezimuel

src/Client.php

@@ -28,7 +28,7 @@
 final class Client
 {
     const CLIENT_NAME = 'es';
-    const VERSION = '8.0.0-alpha';
+    const VERSION = '8.0.0-rc1';
 
     use ClientEndpointsTrait;
     use EndpointTrait;