[CORD-1857]
Revert to older docker-compose version to fix Ansible docker_service module

Change-Id: I7e496d72dde6ae1ffa8477ab5191053b02b864d5
diff --git a/roles/docker-install/tasks/main.yml b/roles/docker-install/tasks/main.yml
index ee8b9ea..0dbd889 100644
--- a/roles/docker-install/tasks/main.yml
+++ b/roles/docker-install/tasks/main.yml
@@ -62,7 +62,7 @@
     name: "{{ item }}"
   with_items:
     - docker>=2.4.2
-    - docker-compose>=1.14.0
+    - docker-compose==1.15.0
     - gitpython
     - graphviz