asoc: msmnile: add usbc analog handle parsing

Add change to parse fsa handle in machine driver
to use it to call gnd/mic swap api of fsa driver.

Change-Id: Ie9c2aede45138b0d4e3bf94f11feccab47874223
Signed-off-by: Karthikeyan Mani <kmani@codeaurora.org>