Fix the zeronet port hack

src/freedombone

   # Hack to ensure that the file access port is opened
   # This is because zeronet normally relies on an internet site
   # to do this, but on a purely local mesh the internet isn't available
-  sed -i 's|fileserver_port = 0|fileserver_port = config.fileserver_port
-            sys.modules["main"].file_server.port_opened = True|g' /opt/zeronet/src/Site/Site.py
+  sed -i 's|fileserver_port = 0|fileserver_port = config.fileserver_port\n            sys.modules["main"].file_server.port_opened = True|g' /opt/zeronet/src/Site/Site.py
 
   echo '[Unit]' > /etc/systemd/system/zeronet.service
   echo 'Description=Zeronet Server' >> /etc/systemd/system/zeronet.service

src/freedombone-meshweb

     # Hack to ensure that the file access port is opened
     # This is because zeronet normally relies on an internet site
     # to do this, but on a purely local mesh the internet isn't available
-    sed -i 's|fileserver_port = 0|fileserver_port = config.fileserver_port
-            sys.modules["main"].file_server.port_opened = True|g' $ZERONET_DIR/src/Site/Site.py
+    sed -i 's|fileserver_port = 0|fileserver_port = config.fileserver_port\n            sys.modules["main"].file_server.port_opened = True|g' $ZERONET_DIR/src/Site/Site.py
 }
 
 if [ -f /var/lib/batman ]; then