Add newline at the end of the generated .repo file
Add newline at the end of the generated .repo file

Some tools may assume that the .repo file generated by DLRN has a
newline at the end. While not needed, it is better if we get it
included.

Change-Id: I91bff2c9242e1b6b41f673a623dca120a869c3ce

openstack-packages/delorean,openstack-packages/DLRN,openstack-packages/DLRN,openstack-packages/delorean