Repository: remove comment, add priority

LibertaCasa RPM repsitory:
- comment was not added by Salt, it attempted to re-add it every time
- set lower priority

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

pillar/role/mta/postfix.sls

@@ -5,7 +5,8 @@ postfix:
         enable: False
   config:
     # to-do: set via site config
-    relayhost: zz0.email
+    relayhost: zz0.email:465
+    mydestination: '$myhostname, localhost'
     myhostname: {{ grains['fqdn'] }}
     inet_interfaces: loopback-only
     # to-do: support relay via IPv6

salt/common/suse.sls

@@ -27,10 +27,9 @@ libertacasa_rpm_repository:
   pkgrepo.managed:
     - name: 'LibertaCasa'
     - baseurl: {{ repobase }}
-    - comments:
-        - 'Managed by Salt'
     - gpgcheck: 1
     - gpgkey: {{ repokey }}
+    - priority: 110
     - require:
       - cmd: libertacasa_rpm_key