Merge branch 'feat-abstract-project-name' into 'master'

Feat abstract project name

See merge request rc/ohpc-packer!31

.gitlab-ci.yml

@@ -76,4 +76,4 @@ trigger_job:
   variables:
     TARGET_ENV: $TARGET_ENV
   trigger:
-    project: rc/terraform-openstack
+    project: ${trigger_project}