[gimp/wip/schumaml/gitlab-ci] build: .gitlab-ci.yml: add ffmpeg to GIMP build dependencies for make check

[Michael Schumacher <schumaml src gnome org>]

commit 8f480daa9d91bc8229e2b884110653a9b2ce0386
Author: Michael Schumacher <schumaml gmx de>
Date:   Tue Jul 23 05:12:35 2019 +0200

    build: .gitlab-ci.yml: add ffmpeg to GIMP build dependencies for make check

 .gitlab-ci.yml | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 22a8bdffe5..d2395d40b7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -130,6 +130,7 @@ gegl-git-autotools:
         at-spi2-atk
         dbus-glib
         desktop-file-utils
+        ffmpeg
         glib-networking
         gtk3
         hicolor-icon-theme