[gnome-build-meta] .gitlab-ci.yml: Run in non-aws runner

[Javier Jardón Cabezas <jjardon src gnome org>]

commit bcc71c5e37831b17a8082fefbd89add80db4e386
Author: Javier Jardón <jjardon gnome org>
Date:   Tue Mar 20 16:19:42 2018 +0000

    .gitlab-ci.yml: Run in non-aws runner
    
    Seems aws runners are very slow in I/O, see
    https://gitlab.gnome.org/GNOME/gnome-build-meta/issues/23

 .gitlab-ci.yml | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c4bfa76..c6cb8a8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -24,6 +24,8 @@ before_script:
 bst-build-gnome-core:
   stage: build
   dependencies: []
+  tags:
+    - non_aws
   script:
     - ${BST} build --track-all core.bst
   # Store all the downloaded git and ostree repos in the distributed cache.