[gegl] Revert "ci: return true if cleaning paccache fails"

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

commit ef3a640239ef423a245fc0ff02656f108dd98fca
Author: Øyvind Kolås <pippin gimp org>
Date:   Tue May 5 16:53:00 2020 +0200

    Revert "ci: return true if cleaning paccache fails"
    
    This reverts commit 5008fb6e814fdadf5bf12703771117c73d323259.

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6e5e0f1a8..42f6eb187 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -37,7 +37,7 @@ build-image:
   after_script:
     # Remove all cached packages but the latest version
     - pacman -S --noconfirm --cachedir $PACMAN_CACHE pacman-contrib
-    - paccache -r -k1 --cachedir $PACMAN_CACHE || true
+    - paccache -r -k1 --cachedir $PACMAN_CACHE
 
 .babl-base:
   extends: .pacman-mgr