ASoC: tlv320aic3x: Fix bad comment before intercon_extra_3104 definition

The intercon_extra_3104 is obviously for tlv320aic3104.

Reported-by: Benoît Thébaudeau <benoit.thebaudeau.dev@gmail.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>