mixer-paths: Iniitize the Mono ADC Boost

This path is used for hotwording.  Setting it to the same value as
Samus, 2, adds 24dB of input gain and makes hotwording much mroe
reliable.

Change-Id: Ib0e0fd4fe94d2a51933c1ce1cf242100739e14b5
Signed-off-by: Dylan Reid <dgreid@chromium.org>
1 file changed