boxster: save entities to os namespace

Use OS namespace in UFS datastore for Boxster-related configs.

BUG=b/186663540
TEST=manual testing

Change-Id: I5d2cdf82a3584545bfce693e8dbda85783f4c835
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/config/+/3163662
Reviewed-by: Xixuan Wu <xixuan@chromium.org>
Reviewed-by: Sean McAllister <smcallis@google.com>
Commit-Queue: Justin Suen <justinsuen@google.com>
diff --git a/payload_utils/config_to_datastore.py b/payload_utils/config_to_datastore.py
index b0336a1..30e9f02 100755
--- a/payload_utils/config_to_datastore.py
+++ b/payload_utils/config_to_datastore.py
@@ -11,7 +11,8 @@
 entities:
 
 1. ConfigBundleList from 'hw_design/generated/configs.jsonproto'
-2. DutAttributeList from 'dut_attributes/generated/dut_attributes.jsonproto'
+2. DutAttributeList from
+  '.../chromiumos/src/config/generated/dut_attributes.jsonproto'
 3. FlatConfigList from 'hw_design/generated/flattened.jsonproto'
 4. DeviceStabilityList from
   '.../chromiumos/infra/config/testingconfig/generated/device_stability.cfg'
@@ -201,7 +202,10 @@
   # load database of protobuffer name -> Type
   protodb = proto_utils.create_symbol_db()
   options = parser.parse_args()
-  ufs_ds_client = datastore.Client(project=get_ufs_project(options.env),)
+  ufs_ds_client = datastore.Client(
+      project=get_ufs_project(options.env),
+      namespace="os",
+  )
   script_dir = os.path.dirname(os.path.realpath(__file__))
 
   handle_config_bundle_list("hw_design/generated/configs.jsonproto",