ACK: [precise SRU] ALSA: hda: remove unused quirk for inverted mute led

[Tim Gardner]

Only affects Precise:

git describe --contains 97e287626a219e3754a54ac654691c608b78341d
v3.3-rc1~32^2~6^2~17

Dropped Takashi et al from Cc as I doubt they really care what we do
with our kernel.
-- 
Tim Gardner tim.gardner at canonical.com