doc: drop the unsupported option -r from vstart

vstart no longer supports -r option after commit 8dcf8d6e,
but it is not cleaned from mstart, so drop it.

Signed-off-by: Mao Zhongyi <maozy.fnst@cn.fujitsu.com>

diff --git a/doc/dev/dev_cluster_deployement.rst b/doc/dev/dev_cluster_deployement.rst
index 0e6244e04e211d7c031cb767741d4defd460d0bf..71ae8c6adce862755c929967796ac238387dfd8f 100644 (file)
--- a/doc/dev/dev_cluster_deployement.rst
+++ b/doc/dev/dev_cluster_deployement.rst
@@ -113,7 +113,7 @@ the following way::
 
 For eg::
 
-  ./mstart.sh cluster1 -n -r
+  ./mstart.sh cluster1 -n
 
 
 For stopping the cluster, you do::