[shotwell] ci: Build helper with private bus

[Jens Georg <jensgeorg src gnome org>]

commit 168b7b99dfb58937b843dcba327010677489e5b7
Author: Jens Georg <mail jensge org>
Date:   Tue Mar 19 10:44:11 2019 +0100

    ci: Build helper with private bus

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7c164d8b..cdb06021 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,7 +16,7 @@ flatpak:
         FLATPAK_MODULE: "shotwell"
         # Make sure to keep this in sync with the Flatpak manifest, all arguments
         # are passed except the config-args because we build it ourselves
-        CONFIGURE_ARGS: "-Dudev=false -Dinstall-apport-hook=false -Dface-detection=true"
+        CONFIGURE_ARGS: "-Dudev=false -Dinstall-apport-hook=false -Dface-detection=true 
-Dface_detection_helper_bus=private"
         DBUS_ID: "org.gnome.Shotwell"
 
     script: