Suppress gtest error for tests without any instance

Bug: 162052785
Test: m -j vts
Change-Id: I8c1a48e6fbd7c8161137902b5332911fa0d7b8b3
diff --git a/power/aidl/vts/VtsHalPowerTargetTest.cpp b/power/aidl/vts/VtsHalPowerTargetTest.cpp
index 25a385e..d036c90 100644
--- a/power/aidl/vts/VtsHalPowerTargetTest.cpp
+++ b/power/aidl/vts/VtsHalPowerTargetTest.cpp
@@ -126,6 +126,7 @@
     }
 }
 
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(PowerAidl);
 INSTANTIATE_TEST_SUITE_P(Power, PowerAidl,
                          testing::ValuesIn(android::getAidlHalInstanceNames(IPower::descriptor)),
                          android::PrintInstanceNameToString);