octopus: update 2mic ucm setting for Garg360

BUG=b:148832246
BRANCH=master
TEST=1. emerge-octopus chromeos-base/chromeos-config-bsp-octopus-private chromeos-config-bsp-octopus chromeos-config chromeos-bsp-octopus
     2. cros deploy $DUT_IP chromeos-config chromeos-bsp-octopus
     3. verify /usr/share/chromeos-config/config.json, /usr/share/chromeos-config/yaml/model.yaml correct.

Change-Id: I9534fa2dbde4af35d23d72b63f3633f10b0d4a11
Signed-off-by: Kevin Chiu <kevin.chiu@quanta.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/board-overlays/+/2035585
Reviewed-by: Henry Sun <henrysun@google.com>
Tested-by: Henry Sun <henrysun@google.com>
Commit-Queue: Nigel Sale <nsale@google.com>
(cherry picked from commit 7fa966eb8a0dbbc19332205507d666640c06b642)
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/board-overlays/+/2039110
Commit-Queue: Henry Sun <henrysun@google.com>
diff --git a/overlay-octopus/chromeos-base/chromeos-config-bsp-octopus/files/model.yaml b/overlay-octopus/chromeos-base/chromeos-config-bsp-octopus/files/model.yaml
index cd2393d..792c8f4 100644
--- a/overlay-octopus/chromeos-base/chromeos-config-bsp-octopus/files/model.yaml
+++ b/overlay-octopus/chromeos-base/chromeos-config-bsp-octopus/files/model.yaml
@@ -630,10 +630,10 @@
       skus:
         - $sku-id-val: 37
           $stylus-category: "external"
-          $num-mic-locations: 1
+          $num-mic-locations: 2
           config: *convertible_wl_config
         - $sku-id-val: 38
-          $num-mic-locations: 1
+          $num-mic-locations: 2
           config: *convertible_wl_config
     # This is a temporary model with SKU ID - 255 which is expected to be
     # provisioned with correct SKU ID in the factory flow. And HWID verification