[gtksourceview] gitlab-ci: use proper sassc prefix

[Christian Hergert <chergert src gnome org>]

commit 3c0ce38312a5c6edc95edeea68d568dc4685133f
Author: Christian Hergert <chergert redhat com>
Date:   Wed Feb 2 15:39:19 2022 -0800

    gitlab-ci: use proper sassc prefix

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2612b3ed..b8fe93a6 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -25,7 +25,7 @@ reference:
     stage: docs
     needs: []
     variables:
-        MESON_FLAGS: "-Dwerror=true --buildtype=release -Dgtk:media-gstreamer=disabled 
-Dgtk:broadway-backend=false -Dgtk:demos=false -Dgtk:build-examples=false -Dgtk:build-tests=false 
-Dgtk:werror=false -Dlibsass:werror=false -Dsass:werror=false -Dlibadwaita:werror=false"
+        MESON_FLAGS: "-Dwerror=true --buildtype=release -Dgtk:media-gstreamer=disabled 
-Dgtk:broadway-backend=false -Dgtk:demos=false -Dgtk:build-examples=false -Dgtk:build-tests=false 
-Dgtk:werror=false -Dlibsass:werror=false -Dsassc:werror=false -Dlibadwaita:werror=false"
     script:
         - sudo dnf -y install git libpng-devel libjpeg-turbo-devel expat-devel
         - mkdir -p pfx/