Add FakeVehicleStubUnitTest as presubmit.

FakeVehicleStubUnitTest depends on the fake vhal config file, so it
must be run as presubmit if we modify the config file.

Test: Presubmit
Bug: 279077869
Change-Id: If191cba503466a38a0bfdb9808d187affeaf2a62
diff --git a/automotive/vehicle/TEST_MAPPING b/automotive/vehicle/TEST_MAPPING
index da8416c..02ad8bb 100644
--- a/automotive/vehicle/TEST_MAPPING
+++ b/automotive/vehicle/TEST_MAPPING
@@ -43,6 +43,14 @@
   "auto-presubmit": [
     {
       "name": "VtsHalAutomotiveVehicle_TargetTest"
+    },
+    {
+      "name": "CarServiceUnitTest",
+      "options" : [
+        {
+          "include-filter": "com.android.car.hal.fakevhal.FakeVehicleStubUnitTest"
+        }
+      ]
     }
   ]
 }