Remove parameter for VMs to start successfully

The parameter <script path='no'/> was removed from VM config
template since virsh VM wasn`t able to start with this parameter
set on libvirt 3.6.0-1.3~u16.04

Change-Id: Ic22e471d3d3acd4fd43ea10d2a85dc21da6b8ff3
diff --git a/baremetal_simulator/files/vm.xml b/baremetal_simulator/files/vm.xml
index b67a927..f71cc8d 100644
--- a/baremetal_simulator/files/vm.xml
+++ b/baremetal_simulator/files/vm.xml
@@ -32,7 +32,6 @@
       <mac address='{{ port.address }}'/>
       <target dev='{{ 'tap-' + node.name + 'i' + loop.index|string }}'/>
       <model type='virtio'/>
-      <script path='no'/>
       <address type='pci' domain='0x0000' bus='0x01' slot='{{ '0x0' + loop.index|string }}'  function='0x0'/>
     </interface>
     {%- endfor %}