hal: update system property names with vendor prefix.

Change-Id: Idf7f4a8f114acf8afc059e382d85c1611697efac
diff --git a/hal/audio_hw.c b/hal/audio_hw.c
old mode 100755
new mode 100644
index 1a8f0a1..c263427
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -5584,7 +5584,7 @@
     out->dynamic_pm_qos_config_supported = 0;
 
     if ((flags & AUDIO_OUTPUT_FLAG_BD) &&
-        (property_get_bool("audio.matrix.limiter.enable", false)))
+        (property_get_bool("vendor.audio.matrix.limiter.enable", false)))
         platform_set_device_params(out, DEVICE_PARAM_LIMITER_ID, 1);
 
     if (audio_is_linear_pcm(out->format) &&