Fix linux_enforce_hostname for test env

* Add TODO-proper fix for state - native salt fun.
   But due bug[1] in saltstack - we can't enable
   proper solution now

[1] 74599bbdfc

Related-PROD: PROD-20730

Change-Id: I11b6d81ae0f9a7864518f638e8fc423e4e087285

.kitchen.yml

 ---
 driver:
   name: docker
-  hostname: linux.ci.local
-  use_sudo: false
+  hostname: linux-formula
+  run_options: -v /dev/log:/dev/log:ro
 
 provisioner:
   name: salt_solo

linux/network/hostname.sls

 
 {%- endif %}
 
+{# Change state to proper one, after releasing patch:
+   https://github.com/saltstack/salt/pull/45748/files/74599bbdfcf99f45d3a31296887097fade31cbf1
 linux_enforce_hostname:
-  cmd.wait:
+  network.system:
+    - enabled: True
+    - hostname: {{ network.hostname }}
+    - apply_hostname: True
+    - retain_settings: True
+#}
+
+linux_enforce_hostname:
+  cmd.run:
   - name: hostname {{ network.hostname }}
   - unless: test "$(hostname)" = "{{ network.hostname }}"
-
-{#
-linux_hostname_hosts:
-  host.present:
-  - ip: {{ grains.ip4_interfaces[network.get('default_interface', 'eth0')][0] }}
-  - names:
-    - {{ network.fqdn }}
-    - {{ network.hostname }}
-#}
+  {%- if grains.get('noservices') %}
+  - onlyif: /bin/false
+  {%- endif %}
 
 {%- endif %}

linux/network/init.sls

 {%- from "linux/map.jinja" import network with context %}
 include:
+{%- if network.hostname is defined %}
 - linux.network.hostname
+{%- endif %}
 {%- if network.host|length > 0 or network.get('purge_hosts', True) %}
 - linux.network.host
 {%- endif %}

tests/pillar/system.sls

 linux:
+  network:
+    enabled: true
+    hostname: linux
+    fqdn: linux.ci.local
   system:
     enabled: true
     cluster: default
     name: linux
-    domain: local
+    domain: ci.local
     environment: prd
-    hostname: system.pillar.local
     purge_repos: true
     directory:
       /tmp/test: