uapi: lsm_params: Add API to explicitly set LSM params

It is possible that application may try to set the Listen parameters
separately from setting the sound model. Add support to expose interface
to userspace to allow separation of sound model registration and listen
parameter setting.

Change-Id: If35fb2d006e29a8e389432f267cb1d7872b37a5b
Signed-off-by: Bhalchandra Gajare <gajare@codeaurora.org>