[gnome-build-meta/abderrahim/gnome-nightly] .gitlab-ci.yml: update for the gbm.g.o -> nightly.g.o rename

[Abderrahim Kitouni <akitouni src gnome org>]

commit 7153a1db14a26f4cfd419d78f14b62a777770d80
Author: Abderrahim Kitouni <akitouni gnome org>
Date:   Thu Aug 1 15:09:29 2019 +0100

    .gitlab-ci.yml: update for the gbm.g.o -> nightly.g.o rename

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2de59951..9cc6243d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -62,7 +62,7 @@ default:
   - |
     if [ "$FLATPAK_BRANCH" = master ] && [ -n "$NIGHTLY_REPO_TOKEN" ]; then
       export REPO_TOKEN=$NIGHTLY_REPO_TOKEN
-      export FLAT_MANAGER_SERVER=https://gbm.gnome.org/
+      export FLAT_MANAGER_SERVER=https://nightly.gnome.org/
       export FLAT_MANAGER_REPO=nightly
     elif [ "$FLATPAK_BRANCH" != master ] && [ -n "$FLATHUB_REPO_TOKEN" ]; then
       export REPO_TOKEN=$FLATHUB_REPO_TOKEN