Suppress gtest error for tests without any instance

Bug: 162052785
Test: m -j vts
Change-Id: I8c1a48e6fbd7c8161137902b5332911fa0d7b8b3
diff --git a/radio/1.6/vts/functional/VtsHalRadioV1_6TargetTest.cpp b/radio/1.6/vts/functional/VtsHalRadioV1_6TargetTest.cpp
index 12cefd6..ffa3587 100644
--- a/radio/1.6/vts/functional/VtsHalRadioV1_6TargetTest.cpp
+++ b/radio/1.6/vts/functional/VtsHalRadioV1_6TargetTest.cpp
@@ -16,6 +16,7 @@
 
 #include <radio_hidl_hal_utils_v1_6.h>
 
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(RadioHidlTest_v1_6);
 INSTANTIATE_TEST_SUITE_P(PerInstance, RadioHidlTest_v1_6,
                          testing::ValuesIn(android::hardware::getAllHalInstanceNames(
                                  android::hardware::radio::V1_6::IRadio::descriptor)),