[gtk/asan-ci: 2/5] ci: Use the fedora:v20 image

[Matthias Clasen <matthiasc src gnome org>]

commit 0c08ca451f7e52acd4025321c640e7644c100a77
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Jul 8 22:18:45 2020 -0400

    ci: Use the fedora:v20 image
    
    This image includes libasan and libubsan.

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 74c19d642f..469c68405e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -20,7 +20,7 @@ variables:
   BACKEND_FLAGS: "-Dx11-backend=true -Dwayland-backend=true -Dbroadway-backend=true -Dvulkan=yes"
   FEATURE_FLAGS: "-Dcloudproviders=true"
   MESON_TEST_TIMEOUT_MULTIPLIER: 2
-  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v17"
+  FEDORA_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora:v20"
   FLATPAK_IMAGE: "registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master"
   DOCS_IMAGE: "registry.gitlab.gnome.org/gnome/gtk/fedora-docs:v19"