[gssdp/wip/ci] ci: Add missing gtk4 dependency

[Jens Georg <jensgeorg src gnome org>]

commit 3c18dfd8eba1aef01dc6c50b682595462601f872
Author: Jens Georg <mail jensge org>
Date:   Sat Jun 4 15:20:50 2022 +0200

    ci: Add missing gtk4 dependency

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4f0b9e8..f51f202 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -63,7 +63,7 @@ check-merge-request:
   variables:
     BASE_TAG: '2022-05-25.0'
     FDO_UPSTREAM_REPO: GNOME/gssdp
-    FDO_DISTRIBUTION_PACKAGES: 'clang clang-analyzer gcovr git libasan libubsan python3-gobject python3-pip 
xmlto gobject-introspection-devel gtk-doc libsoup3-devel libuuid-devel libxml2-devel vala ninja-build 
python3-setuptools'
+    FDO_DISTRIBUTION_PACKAGES: 'clang clang-analyzer gcovr git libasan libubsan python3-gobject python3-pip 
xmlto gobject-introspection-devel gtk-doc libsoup3-devel libuuid-devel libxml2-devel vala ninja-build 
python3-setuptools gtk4-devel'
     FDO_DISTRIBUTION_EXEC: |
       dnf clean all &&
       pip3 install meson markdown gi-docgen jinja2 Markdown markupsafe pygments toml typogrify