Suppress gtest error for tests without any instance

Bug: 162052785
Test: m -j vts
Change-Id: I8c1a48e6fbd7c8161137902b5332911fa0d7b8b3
diff --git a/light/2.0/vts/functional/VtsHalLightV2_0TargetTest.cpp b/light/2.0/vts/functional/VtsHalLightV2_0TargetTest.cpp
index 6fcecd2..f65005e 100644
--- a/light/2.0/vts/functional/VtsHalLightV2_0TargetTest.cpp
+++ b/light/2.0/vts/functional/VtsHalLightV2_0TargetTest.cpp
@@ -150,6 +150,7 @@
     }
 }
 
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(LightHidlTest);
 INSTANTIATE_TEST_SUITE_P(
         PerInstance, LightHidlTest,
         testing::ValuesIn(android::hardware::getAllHalInstanceNames(ILight::descriptor)),