Set cpu_mode/cpu_model for E\ models

Devcloud computes are different, in case when cmp VMs are placed
on computes with different CPU flags live/migration is not possible.
To made is working cpu_model should be the same, this patch
set cpu_model to kvm64 for the following models:

  virtual-mcp-pike-dvr-ssl-barbican
  virtual-mcp-pike-dvr-ssl
  virtual-mcp-pike-dvr
  virtual-mcp-pike-ovs

Change-Id: I77ce990bfc4061ced6571474ecd40741e8e558ab
Related-Prod: PROD-19272
4 files changed