ASoC: wsa881x: Add support for temperature sensor in wsa

WSA881x has temperature sensor which is used to calculate
initial thermal equilibrium temperature t0. Add support
to program thermal zone device and facilitate HAL
to query for t0 value.

Change-Id: Ie5127ea00b955d3f772c2e2bf2b0babfd7ee4c90
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>