Fix code-owners tests

The getLoggedIn is missed in stub.

Change-Id: I384c98176193adb0b3471ae0bbfe82ae309b89ae
diff --git a/ui/code-owners-service_test.html b/ui/code-owners-service_test.html
index f0678da..6986ea9 100644
--- a/ui/code-owners-service_test.html
+++ b/ui/code-owners-service_test.html
@@ -18,6 +18,9 @@
       get() {
         return Promise.resolve({});
       },
+      getLoggedIn() {
+        return Promise.resolve(undefined);
+      },
     };
     const getApiStub = sinon.stub(fakeRestApi, 'get');
     getApiStub.returns(Promise.resolve({}));
@@ -233,4 +236,4 @@
       });
     });
   });
-</script>
\ No newline at end of file
+</script>