Traceur: Add TraceurUiTests to platform continuous testing service.

Bug: 64762598
Test: make -j48 continuous_instrumentation_tests completed successfully.
Test: TraceurUiTests.apk was located inside the build product
continuous_instrumentation_tests.zip
Change-Id: If48fb0385de98a7113dbab23c8fe5fd76104b929
diff --git a/build/tasks/tests/instrumentation_test_list.mk b/build/tasks/tests/instrumentation_test_list.mk
index 2e112d8..02620d7 100644
--- a/build/tasks/tests/instrumentation_test_list.mk
+++ b/build/tasks/tests/instrumentation_test_list.mk
@@ -36,6 +36,7 @@
     ContactsProviderTests2 \
     SettingsUnitTests \
     TelecomUnitTests \
+    TraceurUiTests \
     AndroidVCardTests \
     PermissionFunctionalTests \
     BlockedNumberProviderTest \
@@ -72,4 +73,4 @@
 
 instrumentation_tests += StorageManagerUnitTests
 
-endif
\ No newline at end of file
+endif