feat(map): adjusted the formula to be more like the template formula

sysctl/param.sls

@@ -1,8 +1,9 @@
 # -*- coding: utf-8 -*-
 # vim: ft=sls
 
-{#- import settings from map.jinja #}
-{%- from "sysctl/map.jinja" import sysctl_settings with context %}
+{%- set tplroot = tpldir.split('/')[0] %}
+{%- from tplroot ~ "/map.jinja" import mapdata with context %}
+{%- set sysctl_settings = mapdata.sysctl %}
 
 {% if sysctl_settings.params is defined %}
   {% for param_name, param in sysctl_settings.get('params').items() %}