techpack: audio: Fix indentation in wsa881x_visense_adc_ctrl()

Cross-checked with msm-4.14 and msm-5.15 tags. The change does not exist
as a separate commit and is squashed into the initial import.

Change-Id: Ib3defedf0fbd5b7cdccdfba26383313ff05b4ef0
Signed-off-by: Alexander Winkowski <dereference23@outlook.com>