ALSA: firewire: trivial typo fixes in Kconfig

ESI Quotafire -> QuataFire
TerraTec EWS Mic4 -> Mic8
Firewire -> FireWire

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>