[evince] gitlab-ci: Use new docker image for master with generic name

[Germán Poo-Caamaño <gpoo src gnome org>]

commit 159e364af2005c05f92e06e4981ed88fff5c2e2b
Author: Germán Poo-Caamaño <gpoo gnome org>
Date:   Thu May 24 19:12:28 2018 -0400

    gitlab-ci: Use new docker image for master with generic name
    
    Use new docker image to build evince master. The image has all
    packages needed to build with any option.

 .gitlab-ci.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 417d3e6f..191d9691 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,10 +1,10 @@
 stages:
     - build
 
-ubuntu:
-    image: registry.gitlab.gnome.org/gnome/evince/amd64/ubuntu:18.04
+master:
+    image: registry.gitlab.gnome.org/gnome/evince/master-amd64:latest
     stage: build
 
     script:
-        - ./autogen.sh --enable-debug --enable-nautilus --enable-gtk-doc
+        - ./autogen.sh --enable-debug --enable-nautilus
         - make