Add default value for devops_porta:config

Change-Id: I0effcf135917abcd51972058575a0406213a31d3
diff --git a/devops_portal/config.sls b/devops_portal/config.sls
index d8431c8..43bdf1d 100644
--- a/devops_portal/config.sls
+++ b/devops_portal/config.sls
@@ -1,5 +1,5 @@
 {%- from "devops_portal/map.jinja" import config with context %}
-{%- if config.enabled %}
+{%- if config.enabled|default(False) %}
 
 devops_portal_dirs:
   file.directory: