Stop depending on deb name in splunk download URL

When downloading the deb from splunk’s website, it doesn’t have that
format.
See: http://www.splunk.com/download/universalforwarder

playbooks/roles/splunkforwarder/defaults/main.yml

@@ -18,7 +18,7 @@ splunk_role_name: 'splunk'
 
 SPLUNKFORWARDER_SERVER: 'localhost:9997'
 
-SPLUNKFORWARDER_PACKAGE_LOCATION: !!null
+SPLUNKFORWARDER_PACKAGE_URL: !!null
 SPLUNKFORWARDER_DEB: !!null
 SPLUNKFORWARDER_PASSWORD: !!null
 

playbooks/roles/splunkforwarder/tasks/main.yml

@@ -32,7 +32,7 @@
 - name: download the splunk deb
   get_url: >
     dest="/tmp/{{SPLUNKFORWARDER_DEB}}"
-    url="{{SPLUNKFORWARDER_PACKAGE_LOCATION}}{{SPLUNKFORWARDER_DEB}}"
+    url="{{SPLUNKFORWARDER_PACKAGE_URL}}"
   register: download_deb
 
 - name: install splunk forwarder