[gnome-runtime-images] fix copy-paste error in previous commit

[Abderrahim Kitouni <akitouni src gnome org>]

commit 379201facc0ec13dd2b0d426748fa9d1eaf491c9
Author: Abderrahim Kitouni <akitouni gnome org>
Date:   Fri Jul 19 13:54:12 2019 +0100

    fix copy-paste error in previous commit

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a8008a7..a1a7eba 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -41,7 +41,7 @@ flat-manager-client:
     stage: base
     extends: .build_template
     variables:
-        DOCKERFILE: ${CI_REGISTRY_IMAGE}/flat-manager-client
+        DOCKERIMAGE: ${CI_REGISTRY_IMAGE}/flat-manager-client
         DOCKERFILE: flat-manager-client/Dockerfile
 
 gnome:master: