staging: olpc_dcon.c: strings printed with printk() put on a single line

Quoted strings that were broken over multiple lines are put on a
single line for easier grep'ability.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: Andres Salomon <dilinger@queued.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>