Remove invalid $host parameter in backupninja::key declarations

manifests/duplicity.pp

@@ -120,7 +120,6 @@ define backupninja::duplicity( $order  = 90,
   # the client's ssh key
   backupninja::key { "${destuser}-${name}":
     user           => $destuser,
-    host           => $desthost,
     createkey      => $createkey,
     keymanage      => $keymanage,
     keytype        => $backupkeytype,

manifests/rdiff.pp

@@ -53,7 +53,7 @@ define backupninja::rdiff(
      
       backupninja::key
       {
-        "${user}-${name}": user => $user, host => $host,
+        "${user}-${name}": user => $user,
         keymanage => $keymanage,
         keytype => $backupkeytype,
         keystore => $backupkeystore,

manifests/rsync.pp

@@ -70,7 +70,6 @@ define backupninja::rsync(
      
       backupninja::key { "${user}-${name}":
         user       => $user,
-        host       => $host,
         keymanage  => $keymanage,
         keytype    => $backupkeytype,
         keystore   => $backupkeystore,