[gimp/gimp-2-10] gitlab-ci: we need graphviz for dot, not graphiz-dev

[Michael Schumacher <schumaml src gnome org>]

commit d89a5b5ba12c1f384cdc895102aed626a6d20467
Author: Michael Schumacher <schumaml gmx de>
Date:   Wed Dec 9 22:19:30 2020 +0100

    gitlab-ci: we need graphviz for dot, not graphiz-dev

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ce18de0b16..8844d2eb5a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -33,7 +33,7 @@ deps-debian/testing:
         build-essential
         git
         ffmpeg
-        graphviz-dev
+        graphviz
         gobject-introspection
         libjson-glib-dev
         libgexiv2-dev