ALSA: fireworks: fulfil device entries

All of devices with Echo Audio Fireworks board module has the same
combination of specifier_id (0x00a02d) and version (0x010000) in
unit directory.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210611093730.78254-3-o-takashi@sakamocchi.jp


Signed-off-by: Takashi Iwai <tiwai@suse.de>