Change access mode to config.json

Change-Id: Ib4b1941a5a0d1ea5d316794647630567de9577f9
diff --git a/devops_portal/control.sls b/devops_portal/control.sls
index eaaac62..d321637 100644
--- a/devops_portal/control.sls
+++ b/devops_portal/control.sls
@@ -29,7 +29,7 @@
     - template: jinja
     - user: root
     - group: root
-    - mode: 0640
+    - mode: 0644
     - require:
       - file: devops_portal_dirs