Suppress gtest error for tests without any instance

Bug: 162052785
Test: m -j vts
Change-Id: I8c1a48e6fbd7c8161137902b5332911fa0d7b8b3
diff --git a/health/2.0/vts/functional/VtsHalHealthV2_0TargetTest.cpp b/health/2.0/vts/functional/VtsHalHealthV2_0TargetTest.cpp
index 441e2d7..7fabf2b 100644
--- a/health/2.0/vts/functional/VtsHalHealthV2_0TargetTest.cpp
+++ b/health/2.0/vts/functional/VtsHalHealthV2_0TargetTest.cpp
@@ -319,6 +319,7 @@
     }));
 }
 
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(HealthHidlTest);
 INSTANTIATE_TEST_SUITE_P(
         PerInstance, HealthHidlTest,
         testing::ValuesIn(android::hardware::getAllHalInstanceNames(IHealth::descriptor)),
@@ -669,6 +670,7 @@
             << "You may want to try again later when getHealthInfo becomes stable.";
 }
 
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(BatteryTest);
 INSTANTIATE_TEST_SUITE_P(
         PerInstance, BatteryTest,
         testing::ValuesIn(android::hardware::getAllHalInstanceNames(IHealth::descriptor)),