sysstat: Remove unnecessary ensure from the service

The sysstat init script is meant only to mark reboots in the sar logs.

sysstat/manifests/init.pp

@@ -23,10 +23,8 @@ class sysstat {
     }
 
     service { "sysstat":
-        ensure    => running,
+        enable  => true,
-        enable    => true,
+        require => Package["sysstat"],
-        hasstatus => true,
-        require   => Package["sysstat"],
     }
 
 }