Bug#388281: installation-guide: grammatical mistake in "the disks and filesystems is properly configured"

[Malcolm Parsons <malcolm.parsons@gmail.com>]

Package: installation-guide
Version: 20060726
Severity: minor
Tags: patch

In */partitioning/partition/ia64.xml:

 The <command>partman</command> disk partitioner is the default
 partitioning tool for the installer. It manages the set of partitions
-and their mount points to ensure that the disks and filesystems is
+and their mount points to ensure that the disks and filesystems are
 properly configured for a successful installation. It actually uses the
 <command>parted</command> to do the on-disk partitioning.

-- System Information:
Debian Release: testing/unstable
  APT prefers unstable
  APT policy: (500, 'unstable')
Architecture: i386 (x86_64)
Shell:  /bin/sh linked to /bin/bash
Kernel: Linux 2.6.15-26-amd64-generic
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)