servo_LabstationValidation: Add sarien DUT into labstation_to_dut_map.json

BUG=b:156104206
TEST=None

Change-Id: Ic776872c9c1d4008ae6d796b470c86cbb392b24f
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/autotest/+/2453694
Tested-by: Garry Wang <xianuowang@chromium.org>
Reviewed-by: Ruben Rodriguez Buchillon <coconutruben@chromium.org>
Commit-Queue: Garry Wang <xianuowang@chromium.org>
diff --git a/server/site_tests/servo_LabstationVerification/labstation_to_dut_map.json b/server/site_tests/servo_LabstationVerification/labstation_to_dut_map.json
index 3004040..6c6c3e3 100644
--- a/server/site_tests/servo_LabstationVerification/labstation_to_dut_map.json
+++ b/server/site_tests/servo_LabstationVerification/labstation_to_dut_map.json
@@ -65,6 +65,14 @@
       "servo_serial": "C1903143985",
       "servo_port": "9995",
       "mac_address": "F4:F5:E8:50:E2:FF"
+    },
+    {
+      "hostname": "chromeos1-row4-rack9-host6",
+      "board": "sarien",
+      "model": "sarien",
+      "servo_serial": "C1903143516",
+      "servo_port": "9994",
+      "mac_address": "F4:F5:E8:50:E1:2A"
     }
   ]
 }