This might come back in future if there's demand for it
and the base is sufficiently cleaned up first.

If an archive is configured with *.chroot extension remove it when
deconfiguring chroot/etc/apt/sources.list.d directory.

Making workaround for apt-get source actually working in backports-included-but-not-enabled scenarios.

Otherwise users opting for XFS and JFS filesystems and installing without
network won't have them and the (first) boot can be interrupted due to
this.

Sponsored-by: Offensive Security