[gnome-initial-setup/wip/port-to-gtk4] fixup! CI: Rework CI to be Arch-based

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 281524fa6f3e954210b4ac2c051b01b48be75c86
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Mon Jul 25 15:20:45 2022 -0300

    fixup! CI: Rework CI to be Arch-based

 .gitlab-ci.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 35081a7b..3a99e3ab 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -14,7 +14,7 @@ stages:
     # to the release number/branch to ensure that
     # a new image will be created, tailored for the
     # stable branch.
-    FDO_DISTRIBUTION_TAG: '2022-07-25.9-main'
+    FDO_DISTRIBUTION_TAG: '2022-07-25.10-main'
 
 # See also https://gitlab.freedesktop.org/freedesktop/ci-templates
 build.container.arch@x86_64:
@@ -31,6 +31,7 @@ build.container.arch@x86_64:
       accountsservice
       appstream
       base-devel
+      flatpak
       fontconfig
       gdm
       geoclue