Fix PR pipeline vars

ci/pipeline.yml

@@ -36,7 +36,6 @@ jobs:
         timeout: 1h30m
         file: git-repo/ci/tasks/build-project.yml
         vars:
-          docker-hub-organization: ((dockerhub-organization))
           release-image-tag: ((release-image-tag))
       - put: artifactory-repo
         params: &artifactory-params

ci/pr-pipeline.yml

@@ -27,7 +27,6 @@ jobs:
         input_mapping:
           git-repo: pull-request
         vars:
-          docker-hub-organization: ((dockerhub-organization))
           release-image-tag: ((release-image-tag))
 
   - name: run-acceptance-tests
@@ -45,6 +44,8 @@ jobs:
         file: pull-request/ci/tasks/acceptance-tests.yml
         input_mapping:
           git-repo: pull-request
+        vars:
+          release-image-tag: ((release-image-tag))
     on_success:
       in_parallel:
       - *slack-success-notification