wilc1000 : Remove leftover comment delimiters

Remove leftover comment delimiters that were only partially removed
in a previous cleanup.

Fixes : c3ca6372 ("staging: wilc1000: remove useless comment")
Signed-off-by: Anish Bhatt <anish@gatech.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>