[bug#60640] Gnu: Add gdcm

[Ludovic Courtès]

Hi!

Tor-björn Claesson <tclaesson@gmail.com> skribis:

> From f4cd5077a762f25a9fa271329a798f324e4db685 Mon Sep 17 00:00:00 2001
> From: =?UTF-8?q?Tor-bj=C3=B6rn=20Claesson?= <tclaesson@gmail.com>
> Date: Sat, 14 Jan 2023 11:23:58 +0200
> Subject: [PATCH] gnu: gdcm: Update to 3.0.20.
>
> ---
>  gnu/packages/bioinformatics.scm | 8 ++++----

Applied with a commit log following our conventions.

Thanks,
Ludo’.