Update test fixtures to use explicit run

Change-Id: I3060a2bf57cef10a5a7ec5299e3491f1f6751221
diff --git a/tests/fixtures/layouts/dependent-github.yaml b/tests/fixtures/layouts/dependent-github.yaml
index eb74163..6ad6bd2 100644
--- a/tests/fixtures/layouts/dependent-github.yaml
+++ b/tests/fixtures/layouts/dependent-github.yaml
@@ -6,29 +6,33 @@
       github:
         - event: pull_request
           action: labeled
-          label: 'merge'
+          label: merge
     success:
       github:
         merge: true
-        unlabel: 'merge'
+        unlabel: merge
     failure:
       github:
-        unlabel: 'merge'
+        unlabel: merge
 
 - job:
     name: base
     parent: null
+    run: playbooks/base.yaml
 
 - job:
     name: project-test1
+    run: playbooks/project-test1.yaml
 
 - job:
     name: project-test2
+    run: playbooks/project-test2.yaml
 
 - job:
     name: project-merge
     failure-message: Unable to merge change
     hold-following-changes: true
+    run: playbooks/project-merge.yaml
 
 - project:
     name: org/project