Avoid ssh connections to network controller in test mode

Signed-off-by: mirabal <leonardo.mirabal@altran.com>
diff --git a/httpserver.py b/httpserver.py
index 777bd22..ca47b6d 100644
--- a/httpserver.py
+++ b/httpserver.py
@@ -684,7 +684,8 @@
                                develop_bridge_iface=bridge_ifaces)
 
     config_dic['host_threads']['openvim_controller'] = dhcp_host
-    dhcp_host.ssh_connect()
+    if not host_test_mode:
+        dhcp_host.ssh_connect()
     return dhcp_host