[gnome-control-center] CI: pass build artifacts to another stage

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 66668676fcb2cd95422b6da734e7b96b5e36ce3a
Author: Claudio André <claudioandre br gmail com>
Date:   Sat May 12 09:24:59 2018 -0300

    CI: pass build artifacts to another stage
    
    Avoid to redo some tasks (save git untracked files e use them).
    
    See #46.

 .gitlab-ci.yml | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1039e0550..5508db235 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,6 +12,11 @@ stages:
 ##
 build:
   stage: build
+  artifacts:
+    name: builded
+    untracked: true
+    expire_in: 3h30min
+
   script:
     - meson . _build
     - ninja -C _build
@@ -25,9 +30,10 @@ build:
 ##
 test:
   stage: test
+  dependencies:
+    - build
+
   script:
-    - meson . _build
-    - ninja -C _build
     - |
       if [[ -n "${CI_COMMIT_TAG}" ]]; then
         echo "== Distro Test =="