[gnome-build-meta/alatiera/max-jobs] .gitlab-ci.yml: Try to build on new canonical server

[Jordan Petridis <jpetridis src gnome org>]

commit efbdf50dc2ba5155b52cd39ddcf14f1883b47624
Author: Javier Jardón <jjardon gnome org>
Date:   Tue Sep 4 13:37:10 2018 +0200

    .gitlab-ci.yml: Try to build on new canonical server

 .gitlab-ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7201d35..ee74958 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -91,7 +91,7 @@ build-gnome-core-x86_64:
   image: buildstream/buildstream-fedora:master-113-499df6a5
   <<: *build
   tags:
-    - do
+    - ubuntu
   variables:
     ARCH: x86_64
 
@@ -99,7 +99,7 @@ build-gnome-core-i386:
   image: buildstream/buildstream-fedora:master-113-499df6a5
   <<: *build
   tags:
-    - do
+    - ubuntu
   variables:
     ARCH: i386
   allow_failure: true