HDA-Intel: fixes for Headphone+LO variant (Realtek ALC233)

HDA-Intel: fixes for Headphone+LO variant (Realtek ALC233)

This commit implements the support for shared Headphone and
Line Out and adds support for the Front Mic.

Controls for Headphone and Lineout:

Simple mixer control 'Headphone',0       # Switch only
Simple mixer control 'Headphone+LO',0    # Volume only
Simple mixer control 'Line Out',0        # Switch only
Jack 'Front Headphone Jack'
Jack 'Line Out Jack'

Control for Mic:

Simple mixer control 'Mic',0
Simple mixer control 'Mic Boost',0
Jack 'Mic Jack'

Control for Front Mic:

Simple mixer control 'Front Mic',0
Simple mixer control 'Front Mic Boost',0
Jack 'Front Mic Jack'

Fixes: https://github.com/alsa-project/alsa-ucm-conf/issues/114
Fixes: https://github.com/alsa-project/alsa-ucm-conf/pull/116
Signed-off-by: Jaroslav Kysela <perex@perex.cz>