[Initiatives.wiki] Update DevOps with Flatpak

[Carlos Soriano <csoriano src gnome org>]

commit dd48e662f4d0abc6622f5cf64d79a3468e1266fe
Author: Carlos Soriano <csoriano1618 gmail com>
Date:   Sun Jul 29 14:36:41 2018 +0000

    Update DevOps with Flatpak

 DevOps-with-Flatpak.md | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/DevOps-with-Flatpak.md b/DevOps-with-Flatpak.md
index d24b32e..94fc5f8 100644
--- a/DevOps-with-Flatpak.md
+++ b/DevOps-with-Flatpak.md
@@ -116,6 +116,7 @@ stages:
 variables:
     # Replace with your preferred file name of the resulting Flatpak bundle
     BUNDLE: "app-name.flatpak"
+    GIT_SUBMODULE_STRATEGY: normal
 
 flatpak:
     image: registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master