added reference to control server

aws/1601-oraclelinux68-dc1-12node/inventory

diff --git a/aws/1601-oraclelinux68-dc1-12node/inventory b/aws/1601-oraclelinux68-dc1-12node/inventory
index aaba0df..d276684 100644
--- a/aws/1601-oraclelinux68-dc1-12node/inventory
+++ b/aws/1601-oraclelinux68-dc1-12node/inventory
@@ -1,3 +1,4 @@
+[tag_Name_cfrias_ansible_control_server_n1]
 [tag_Name_cfrias_1601_edge_ol68_dc1_n1]
 [tag_Name_cfrias_1601_edge_ol68_dc1_n2]
 [tag_Name_cfrias_1601_edge_ol68_dc1_n3]
@@ -11,6 +12,9 @@
 [tag_Name_cfrias_1601_edge_ol68_dc1_n11]
 [tag_Name_cfrias_1601_edge_ol68_dc1_n12]
 
+[control:children]
+tag_Name_cfrias_ansible_control_server_n1
+
 [tag_Name_cfrias_1601_edge_ol68_dc1_n3:vars]
 zk_observer=true