Update .gitlab-ci.yml

.gitlab-ci.yml

@@ -90,7 +90,7 @@ integration-tests:
   only:
     - develop
   script:
-    - apt-get install openssh-client curl -y >/dev/null
+    - apt-get install openssh-client curl grep -y >/dev/null
     - mkdir ~/.ssh/
     - eval $(ssh-agent -s)
     - echo "$SSH_PRIVATE_KEY" | tr -d '\r' > ~/.ssh/id_rsa