[Git-commits] [grml/grml-debootstrap] 9f52da: shellcheck: fix some warnings

[Chris Hofstaedtler]

  Branch: refs/heads/shellcheck
  Home:   https://github.com/grml/grml-debootstrap
  Commit: 9f52da560f140821912090c5b5d33b5f14a2ebcb
      https://github.com/grml/grml-debootstrap/commit/9f52da560f140821912090c5b5d33b5f14a2ebcb
  Author: Chris Hofstaedtler <chris at hofstaedtler.name>
  Date:   2023-11-11 (Sat, 11 Nov 2023)

  Changed paths:
    M chroot-script
    M config
    M grml-debootstrap
    A tests/shellcheck-stub-debootstrap-variables

  Log Message:
  -----------
  shellcheck: fix some warnings

Catch up with shellcheck 0.9.0.

To improve shellcheck usage in chroot-script, add a stub file defining ARCH.

This commit is very minimal. In particular it avoids moving/deduplicating code
and/or any style changes.