[epiphany] Revert to previous version of flaptak_ci_initiative

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 63d6e3942e785e1775bff9c50187f2ed4d6d7af1
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Thu Apr 23 10:37:30 2020 -0500

    Revert to previous version of flaptak_ci_initiative
    
    The latest changes are incompatible with our .gitlab-ci.yml.

 .gitlab-ci.yml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c31821f30..4b2b5f40f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,7 @@
-include: 'https://gitlab.gnome.org/GNOME/citemplates/raw/master/flatpak/flatpak_ci_initiative.yml'
+include:
+  - project: 'gnome/citemplates'
+  ref: 3ecafcc4f06d98a13eb958e86ae0d8c6f388c1aa
+  file: '/flatpak/flatpak_ci_initiative.yml'
 
 stages:
   - build