Add image building job for Airship

Change-Id: Ie4b95a1d990934e73f0461405330cc1ed52384f7
diff --git a/jjb/airship/projects.yml b/jjb/airship/projects.yml
index 98fa894..409fc7d 100644
--- a/jjb/airship/projects.yml
+++ b/jjb/airship/projects.yml
@@ -33,6 +33,7 @@
     - capi_bm_integration_tests_ubuntu
     - capi_bm_integration_tests_centos
     - linter_tests
+    - openstack_image_building
     repo:
       org: "Nordix"
       name: "airship-dev-tools"