fix ci definition

.gitlab-ci.yml

@@ -5,10 +5,10 @@ stages:
 
 include:
   - project: 'memoriav/memobase-2020/utilities/ci-templates'
-    branch: modular
+    ref: modular
     file: 'sbt/base.yml'
   - project: 'memoriav/memobase-2020/utilities/ci-templates'
-    branch: modular
+    ref: modular
     file: 'docker/base.yml'
 
 .install_kakadu: &install_kakadu