Under debian, /etc/apt/sources.list.d is where the default list files
are stored. We need to also use that to properly re-write them.
Otherwise, we don't properly configure our AFS mirrors.
Change-Id: I1eb3ac19ba7081d3f4fd9b000e266d86449dee0e
Signed-off-by: Paul Belanger <pabelanger@redhat.com>
afb6f902f1