hal: add support for configurable mono speaker

Add devices to support right speaker as mono device along with
speaker protection support. It also provides option to switch
between left and right speaker using setparameter.

CRs-Fixed: 1051075
Change-Id: Iac140448bd6f49444d22a9e496b71e3502dfaefe
Signed-off-by: Rohit kumar <rohitkr@codeaurora.org>