removed asterix on cluster support

Author: transistive

README.md

@@ -236,11 +236,9 @@ $client->run('MATCH (x {slug: $slug})', collect(['slug' => 'a']));
 | Transactions         |  Yes           |
 | Http Protocol        |  Yes           |
 | Bolt Protocol        |  Yes           |
-| Cluster              |  Yes*          |
+| Cluster              |  Yes           |
 | Graph Representation |  Roadmap       |
 
-* Auto routing for clusters is only available for bolt at the moment.
-
 ## Requirements
 
 * PHP >= 7.4