postactiv expire script during backups

src/freedombone-app-postactiv

@@ -393,7 +393,7 @@ function backup_local_postactiv {
     fi
 
     # don't backup more data than we need to
-    postactiv-expire
+    /etc/cron.daily/postactiv-expire
 
     source_directory=/var/www/${POSTACTIV_DOMAIN_NAME}/htdocs/backup
     if [ ! -d $source_directory ]; then
@@ -473,7 +473,7 @@ function backup_remote_postactiv {
     fi
 
     # don't backup more data than we need to
-    postactiv-expire
+    /etc/cron.daily/postactiv-expire
 
     source_directory=/var/www/${POSTACTIV_DOMAIN_NAME}/htdocs/backup
     if [ ! -d $source_directory ]; then