Fix etc/hosts format with baremetal role
Fix etc/hosts format with baremetal role

While is not an issue, just an style format,
etc/hosts generated by baremetal role have
some tabs where it shouldn't.

Change-Id: I90d82ea78b3dac7e8ec3f8cc546b67cc61c41536
Closes-Bug: #1692913

dardelean/kolla-ansible,dardelean/kolla-ansible,dardelean/kolla-ansible