removing useless bits in the resolver state file

network/resolver.sls

         {{ salt['pillar.get']('network:resolver:file_prepend') }}
 {%- endif -%}
 {% if salt['pillar.get']('network:resolver:domain', False) %}
-        domain: {{ salt['pillar.get']('network:resolver:domain') }}
+        domain {{ salt['pillar.get']('network:resolver:domain') }}
 {%- endif -%}
 {%- if salt['pillar.get']('network:resolver:search', False) %}
-        search: {{ salt['pillar.get']('network:resolver:search')|join(' ') }}
+        search {{ salt['pillar.get']('network:resolver:search')|join(' ') }}
 {%- endif -%}
 {%- if salt['pillar.get']('network:resolver:nameservers', False) -%}
   {%- for n in salt['pillar.get']('network:resolver:nameservers') %}
-        nameserver: {{ n }}
+        nameserver {{ n }}
   {%- endfor -%}
 {%- endif -%}
 {%- if salt['pillar.get']('network:resolver:options', False) %}
-        options: {{ salt['pillar.get']('network:resolver:options')|join(' ') }}
+        options {{ salt['pillar.get']('network:resolver:options')|join(' ') }}
 {%- endif -%}
 {%- if salt['pillar.get']('network:resolver:file_append', False) %}
         {{ salt['pillar.get']('network:resolver:file_append') }}