Update the input duration to reduce the number of samples to process

Bug: 305866207
Test: atest VtsHalBassBoostTargetTest
      atest VtsHalVolumeTargetTest
      atest VtsHalVirtualizerTargetTest
      atest VtsHalPresetReverbTargetTest
Change-Id: I6dc4fa6006634e570d075f8099401bd3dc572da1
diff --git a/audio/aidl/vts/VtsHalPresetReverbTargetTest.cpp b/audio/aidl/vts/VtsHalPresetReverbTargetTest.cpp
index 2229ff8..542f0d8 100644
--- a/audio/aidl/vts/VtsHalPresetReverbTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalPresetReverbTargetTest.cpp
@@ -82,7 +82,7 @@
     }
 
     static constexpr int kSamplingFrequency = 44100;
-    static constexpr int kDurationMilliSec = 2000;
+    static constexpr int kDurationMilliSec = 500;
     static constexpr int kBufferSize = kSamplingFrequency * kDurationMilliSec / 1000;
     int mStereoChannelCount =
             getChannelCount(AudioChannelLayout::make<AudioChannelLayout::layoutMask>(