New CI pipeline (debug) - syntax fix

.gitlab-ci.yml

 image: centos:7
 
 services:
-    redis:
-        image: 'redis:3.2-alpine'
-    rabbitmq:
-        image: 'rabbitmq:3.7-alpine'
+    - redis:3.2-alpine
+    - rabbitmq:3.7-alpine
 
 
 variables: