[Backport][5.2.1] Propagate cause for "Cluster retry deadline exceeded" exception #4103 (#4104)

Propagate cause for "Cluster retry deadline exceeded" exception (#4103)

(cherry picked from commit 70123fc)

Author: ggivo

src/main/java/redis/clients/jedis/executors/ClusterCommandExecutor.java

@@ -131,7 +131,7 @@ private <T> T doExecuteCommand(CommandObject<T> commandObject, boolean toReplica
         IOUtils.closeQuietly(connection);
       }
       if (Instant.now().isAfter(deadline)) {
-        throw new JedisClusterOperationException("Cluster retry deadline exceeded.");
+        throw new JedisClusterOperationException("Cluster retry deadline exceeded.", lastException);
       }
     }