[gdk-pixbuf/rst-man] ci: Bump to the v4 image

[Emmanuele Bassi <ebassi src gnome org>]

commit 59bb9110d003c9f626831179086dacaea688e86c
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Fri May 13 02:41:11 2022 +0100

    ci: Bump to the v4 image

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a0932f8c1..5a293ebff 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -10,7 +10,7 @@ variables:
   COMMON_MESON_FLAGS: "-Dwerror=true -Dglib:werror=false"
   LOADERS_FLAGS: "-Dpng=enabled -Djpeg=enabled -Dtiff=enabled"
   MESON_TEST_TIMEOUT_MULTIPLIER: 3
-  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gdk-pixbuf/fedora:v3"
+  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gdk-pixbuf/fedora:v4"
 
 .only-default:
   only: