Merge pull request #9 from titel-media/add_ssh_keys_to_deploy

Adds ssh keys befor chckout with submodules

src/jobs/publish-and-rollout-image.yml

@@ -57,6 +57,7 @@ parameters:
       Extra flags to pass to docker build. For examples, see
       https://docs.docker.com/engine/reference/commandline/build
 steps:
+  - add_ssh_keys
   - checkout-submodule
   - attach_workspace:
       at: ./