Disable user management

We use the user shipped with the memcached package, prevent the formula
from overwriting its passwd configuration.

Signed-off-by: Georg Pfuetzenreuter <mail@georg-pfuetzenreuter.net>

memcached/config.sls

@@ -4,12 +4,6 @@
 include:
   - memcached
   
-memcached_user:
-  user.present:
-    - name : {{ get_config_item('user') }}
-    - createhome: False
-    - shell: /sbin/nologin
-
 {{ memcached.config_file }}:
   file:
     - managed
@@ -30,8 +24,6 @@ memcached_user:
     {%- endif %}
     - watch_in:
       - service: memcached
-    - require:
-      - user: memcached_user
 
 {%- if grains['os_family'] == 'Suse' %}
 memcached_settings_suse: