day01 rm -rf fix

Change-Id: I9bedb73cf0fc0bdd49381a2918a7831606f38cf8
diff --git a/config-drive/master_config.sh b/config-drive/master_config.sh
index caef676..bf47a6c 100644
--- a/config-drive/master_config.sh
+++ b/config-drive/master_config.sh
@@ -116,7 +116,7 @@
 echo $MCP_SALT_REPO > /etc/apt/sources.list.d/mcp_salt.list
 apt-get update
 apt-get install -y $FORMULAS
-rm -r /srv/salt/reclass/classes/service/*
+rm -rf /srv/salt/reclass/classes/service/*
 cd /srv/salt/reclass/classes/service/;ls /usr/share/salt-formulas/reclass/service/ -1 | xargs -I{} ln -s /usr/share/salt-formulas/reclass/service/{};cd /root
 
 salt-call saltutil.refresh_pillar