ALSA: emu10k1: de-duplicate audigy-mixer.rst vs. sb-live-mixer.rst

Let the MANUALS/PATENTS section of the former simply refer to the latter
- there is no point in duplicating this information with little value to
end users.

Signed-off-by: Oswald Buddenhagen <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Takashi Iwai <[email protected]>
1 file changed