ALSA: emu10k1: improve mixer controls for E-MU 1010 rev2 card

This card has rather different inputs/outputs due to switching from the
AudioDock to the MicroDock.

Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Link: https://lore.kernel.org/r/20230516093612.3536508-9-oswald.buddenhagen@gmx.de


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