audio: Fix incall device switch handling

The whole code block was no-op, since we would override
(in|out)_snd_device at a later point anyways.

Change-Id: Ieb2b0918c9c72f18d195d6b34b5c9768fce130b3
(cherry picked from commit f33a728b205f7656ca6211a07e3dd69c623b75ca)
1 file changed