Fix bindep for multipath
Use the correct package for el7 distributions.
Fix the package name for Ubuntu as well.
# see https://docs.openstack.org/infra/bindep/ for additional information.
curl
-multipath-utils [platform:dpkg rpm]
+device-mapper-multipath [platform:rpm]
+multipath-tools [platform:dpkg]
sg3-utils [platform:dpkg]
sg3_utils [platform:rpm]
libxml2-devel [platform:rpm]
