Make use_ppa optional

php/init.sls

@@ -1,9 +1,9 @@
 {% from "php/map.jinja" import php with context %}
 
 {% if grains['os_family']=="Debian" %}
+{% set use_ppa        = salt['pillar.get']('php:use_ppa', none) %}
 {% if use_ppa is not none %}
 
-{% set use_ppa        = salt['pillar.get']('php:use_ppa', none) %}
 {% set ppa_name        = salt['pillar.get']('php:ppa_name', 'ondrej/php5') %}
 
 php54: