Audio VTS:  Fix empty parameter list failures for AudioV6

For AudioV6, OptionalInputBufferSizeTest isn't included in macro
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST.

Bug: 162715033
Test: atest VtsHalAudioV6_0TargetTest

Signed-off-by: Jasmine Cha <chajasmine@google.com>
Change-Id: I526fe166594283540804ee61265c6000de5a89e8
diff --git a/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
index 8e6be89..ae8e20f 100644
--- a/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
+++ b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
@@ -729,7 +729,6 @@
                 ::testing::ValuesIn(ConfigHelper::getRecommendedSupportCaptureAudioConfig()),
                 ::testing::Values(AudioInputFlag::NONE)),
         &DeviceConfigParameterToString);
-GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(OptionalInputBufferSizeTest);
 #elif MAJOR_VERSION >= 6
 INSTANTIATE_TEST_CASE_P(SupportedInputBufferSize, RequiredInputBufferSizeTest,
                         ::testing::ValuesIn(getInputDeviceConfigParameters()),
@@ -737,6 +736,7 @@
 #endif
 // When the VTS test runs on a device lacking the corresponding HAL version the parameter
 // list is empty, this isn't a problem.
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(OptionalInputBufferSizeTest);
 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(RequiredInputBufferSizeTest);
 
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