hwdb: ieee1394-unit-function: arrangement for Sony DVMC-DA1

hwdb: ieee1394-unit-function: arrangement for Sony DVMC-DA1

A commit 6a42bdb37e39 ("hwdb: ieee1394-unit-function: add Sony
DVMC-DA1") is based on kernel feature unreleased yet (furthermore, not
merged yet). The original intension of new entry is to configure permission
of special file for FireWire character device, so this commit changes the
entry so that it can covers the issued case in existent version of Linux
kernel as out best effort.

When the new version of Linux kernel is released with the new feature,
then following commits would fulfill the hwdb with vendor and model names.