Deleted extra comma

Change-Id: I437a7351b4943afeabfd658d8a06635e5e8da8ab
diff --git a/jenkins/client/lib.sls b/jenkins/client/lib.sls
index 341022f..cb347f9 100644
--- a/jenkins/client/lib.sls
+++ b/jenkins/client/lib.sls
@@ -5,7 +5,7 @@
       jenkins_lib.present:
         - name: {{ lib.get('name', name) }}
         - url: {{ lib.url }}
-        - credential_id: {{ lib.credential_id }},
+        - credential_id: {{ lib.credential_id }}
         - branch: {{ lib.get("branch", "master") }}
 {%- else %}
   global_library_{{ name }}_absent: