add some comment for sysclone

xCAT/postscripts/configefi

@@ -1,3 +1,6 @@
+#!/bin/bash
+#Used only by sysclone
+
 if [ -d /sys/firmware/efi ]; then
     echo "Setting Boot Manager for the next boot."
     echo "delete all sysclone boot list"

xCAT/postscripts/updatenetwork

@@ -1,4 +1,6 @@
 #!/bin/bash
+#Used only by sysclone
+
 . /tmp/post-install/variables.txt
 
 #delete the udev rule in the image