Check for jobs without attributes in Zuul layout.yaml

This check ensures jobs are not defined without attributes in the jobs
section of Zuul layout.yaml

Change-Id: Id81d2272b0a0c4546197e2ab0f992f46a259de77

tools/layout-checks.py

@@ -128,6 +128,9 @@ def check_jobs():
         if not found:
             print ("Regex %s has no matches in job list" % jobs['name'])
             errors = True
+        if len(jobs.keys()) == 1:
+            print ("Job %s has no attributes in job list" % jobs['name'])
+            errors = True
 
     return errors
 

zuul/layout.yaml

@@ -2809,8 +2809,6 @@ jobs:
     branch: ^(?!stable/liberty).*$
     voting: false
 
-  - name: ^gate-tempest-dsvm-full-ceph-plugin-src-.*$
-
   - name: ^gate-tempest-dsvm-smoke-tlsproxy.*$
     voting: false