[babl] ci: remove request for specific arch glibc version

[Øyvind "pippin" Kolås <ok src gnome org>]

commit 9d55eea5f37126b3e05ad2ae571bcdddb437f185
Author: Øyvind Kolås <pippin gimp org>
Date:   Thu Feb 25 21:51:55 2021 +0100

    ci: remove request for specific arch glibc version
    
    We're getting the version by forcing a specific base image, and ignoring
    glibc updates.

 .gitlab-ci.yml | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 10bbb712f..7307c80da 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,7 +12,6 @@ cache:
     paths:
       - _build/meson-logs
   before_script:
-    - pacman -U --noconfirm https://archive.archlinux.org/packages/g/glibc/glibc-2.33-3-x86_64.pkg.tar.zst
     - pacman -Syu --noconfirm --needed --cachedir $PACMAN_CACHE --ignore glibc
         base-devel
         git