Updated apt dependency to 2.3.8 to match openstack-common dependency
Updated apt dependency to 2.3.8 to match openstack-common dependency

This was merged without bumping the Berksfile here, so it breaks to Vagrant run.
https://github.com/stackforge/cookbook-openstack-common/blob/master/metadata.rb#L18

Change-Id: Idfd0e9f6d0d8c06b3889f397267d1553f5fa1e77

apealive-cookbooks/openstack-chef-repo,Kmotiko/openstack-chef-repo,apealive-cookbooks/openstack-chef-repo,mancdaz/openstack-chef-repo,kevinlowrie/openstack-chef-repo,mattray/openstack-chef-repo,Kmotiko/openstack-chef-repo,csibbitt/openstack-chef-repo,AlphaStaxLLC/openstack-chef-repo,mbednarz/chef-repo,mohitsethi/openstack-chef-repo,sathvikm/openstack,csibbitt/openstack-chef-repo,kevinlowrie/openstack-chef-repo,zxcq/chef-openstack-icehouse-ubuntu-14.04,AlphaStaxLLC/openstack-chef-repo,mohitsethi/openstack-chef-repo,sathvikm/openstack