fixed lxc-net for debian release

Change-Id: Ib0a3250d00d004bf4c53a9863fa3148d29a3647c
diff --git a/playbooks/roles/lab-lava-lxcnet/tasks/main.yml b/playbooks/roles/lab-lava-lxcnet/tasks/main.yml
index 3ec5997..77fddb2 100644
--- a/playbooks/roles/lab-lava-lxcnet/tasks/main.yml
+++ b/playbooks/roles/lab-lava-lxcnet/tasks/main.yml
@@ -26,6 +26,7 @@
      owner: root
      group: root
      mode: 0644
+     when: ansible_lsb.release >= 10
    notify: lxc - restart lxc
 
  - name: Modify LXC default.conf lxc 2.0 and older
@@ -35,5 +36,6 @@
      owner: root
      group: root
      mode: 0644
+     when: ansible_lsb.release <= 10
    notify: lxc - restart lxc