Add virt:nic:baremetal and use it for golden

For bmt* nodes we need one more net device 
for ironic deploy network

Change-Id: I90de4d794d22bd15c14710b90eec66d3a69f06c6

Releated-PROD: PROD-33647
diff --git a/salt/control/virt.yml b/salt/control/virt.yml
index 08c1bca..8f599bd 100644
--- a/salt/control/virt.yml
+++ b/salt/control/virt.yml
@@ -14,6 +14,16 @@
         eth0:
           bridge: br1
           model: virtio
+      baremetal:
+        eth2:
+          bridge: br0
+          model: virtio
+        eth1:
+          bridge: br1
+          model: virtio
+        eth0:
+          bridge: br2
+          model: virtio
     disk:
       default:
         - system: