Update .gitlab-ci.yml

backend/secfit/.gitlab-ci.yml

@@ -10,12 +10,10 @@ deploy:
   services:
     - postgres:latest
   script:
-    - apt-get update -qy --allow-insecure-repositories
+    - apt-get update -yq
     - apt-get install -y ruby-dev
-    - apt-get install git -yqq
-    - apt-get install curl -y
     - gem install dpl
-    - dpl --provider=heroku --app=secfit-group15 --api-key=$HEROKU_API_KEY --skip_cleanup
+    - dpl --provider=heroku --app=secfit-group15 --api_key=$HEROKU_API_KEY
   only:
     refs:
       - master