fix(_mapdata): ensure map data is directly under values

* Semi-automated using myii/ssf-formula#287

Author: baby-gnu

php/_mapdata/init.sls

@@ -6,9 +6,7 @@
 {%- from tplroot ~ "/map.jinja" import php with context %}
 
 {%- set _mapdata = {
-      "values": {
-        "php": php,
-      }
+      "values": php,
     } %}
 {%- do salt["log.debug"]("### MAP.JINJA DUMP ###\n" ~ _mapdata | yaml(False)) %}