Staging: olpc_dcon: Already completed TODO entry removed

The TODO entry - drop global variables, use a proper olpc_dcon_priv
struct - is already finished. The driver has no global variables.
It uses the private structure 'dcon_priv'.
Signed-off-by: Jens Frederich <jfrederich@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/olpc_dcon/TODO

@@ -3,7 +3,6 @@ TODO:
 	  share more code
 	- allow simultaneous XO-1 and XO-1.5 support
 	- console event notifier support
-	- drop global variables, use a proper olpc_dcon_priv struct
 	- audit code for unnecessary code; old unsupported prototype
 	  workarounds, ancient variables (noaa?), etc
 	- verify sane i2c API usage, update to new stuff if necessary