add another sync to debugchumby because paranoia!

Author: francistheodorecatte

debugchumby

@@ -25,6 +25,7 @@ else
 	/mnt/usb/TalkingChumby/say.sh "Welcome to Zurk's Chumby Offline Firmware v 34 in networkless mode"
 fi
 touch /mnt/usb/tmp/write.ok
+sync
 if [ -f /mnt/usb/tmp/write.ok ]; then
 	sync
 else