[bug#29409] [PATCH] tests: install: Increase extlinux install partition size.

[Mathieu Othacehe]

> The test "installed-os" also fails with the same error.
>
> Any idea of what is going on ?

After git clean and make clean this issue disappears.
However, another issue appears :

when running "guix system init /mnt/etc/config.scm /mnt
--no-substitutes" in qemu, it tries to build several packages including
binutils.

This fails because there is no network in qemu machine.

--8<---------------cut here---------------start------------->8---
Starting download of 
/gnu/store/a62j9z64i667zi6c2g9xhm15pld6rnyz-binutils-2.23.2.tar.xz
>From 
>ftp://alpha.gnu.org/gnu/guix/bootstrap/x86_64-linux/20131110/binutils-2.23.2.tar.xz...
ERROR: In procedure getaddrinfo: Name or service not known
--8<---------------cut here---------------end--------------->8---

Mathieu