Fix typo in help string

Change-Id: I86b774dfe59ef8659657bbbad295fd8840f80f5e
diff --git a/cli/src/main/java/org/onosproject/cli/net/AddFlowsCommand.java b/cli/src/main/java/org/onosproject/cli/net/AddFlowsCommand.java
index 929c774..6b5d6f4 100644
--- a/cli/src/main/java/org/onosproject/cli/net/AddFlowsCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/AddFlowsCommand.java
@@ -47,7 +47,7 @@
  * Installs many many flows.
  */
 @Command(scope = "onos", name = "add-flows",
-         description = "Installs a flow rules")
+         description = "Installs a number of test flow rules - for testing only")
 public class AddFlowsCommand extends AbstractShellCommand {
 
     @Argument(index = 0, name = "flowPerDevice", description = "Number of flows to add per device",