linux-phytec-ti

cifs: add winucase_convert.pl to Documentation/ directory

Add the script used to generate the case-conversion tables to the
Documentation/ directory, in case we ever need to update or regenerate
these tables in the future.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>