Bug#762940: grub-pc preinst and postrm scripts use bash

[John Hughes]

Package: grub-pc
Version: 2.02~beta2-11
Severity: wishlist

Dear Maintainer,

The preinst and postrm scripts use bash, but don't seem to include any
bashisms.  It'd be nice to use /bin/sh instead.

-- System Information:
Debian Release: jessie/sid
  APT prefers unstable
  APT policy: (500, 'unstable'), (1, 'experimental')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 3.14-2-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages grub-pc depends on:
ii  debconf [debconf-2.0]  1.5.53
ii  grub-common            2.02~beta2-11
ii  grub-pc-bin            2.02~beta2-11
ii  grub2-common           2.02~beta2-11
ii  ucf                    3.0030

grub-pc recommends no packages.

grub-pc suggests no packages.

-- debconf information excluded