Fluence support & mixerpath cleanup for Feature Phone hardware

 - Update mixer path parameters and add support for fm speaker
 - Changed fluence type property to "fluence"(uses dual mic)
 - Changed SND_DEVICE_IN_VOICE_SPEAKER_DMIC acdb id to 42

Change-Id: Ie1251ba1b4cb8ae37323cebdca1331017397ab03
Signed-off-by: Deepak Kalgudi <DeepakKalgudi@borqs.com>