Actually commit the cluster code to skip the exception test

Author: michael-grunder

tests/RedisClusterTest.php

@@ -34,6 +34,7 @@ public function testSelect()   { return $this->markTestSkipped(); }
     public function testReconnectSelect() { return $this->markTestSkipped(); }
     public function testMultipleConnect() { return $this->markTestSkipped(); }
     public function testDoublePipeNoOp() { return $this->markTestSkipped(); }
+    public function testConnectException() { return $this->markTestSkipped(); }
 
     /* Load our seeds on construction */
     public function __construct() {