Change a verbose message to debug

Changing an error message to debug for better logging

Bug: 195393472
Test: mma
Change-Id: I6b3b08e1393c56e7e9bcbb6b846f3a36f135dbe6
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 6a6181c..29d014f 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -2286,7 +2286,7 @@
                  "AUDIO_OUTPUT_FLAG_FAST accepted: frameCount=%zu mFrameCount=%zu",
                  frameCount, mFrameCount);
       } else {
-        ALOGV("AUDIO_OUTPUT_FLAG_FAST denied: sharedBuffer=%p frameCount=%zu "
+        ALOGD("AUDIO_OUTPUT_FLAG_FAST denied: sharedBuffer=%p frameCount=%zu "
                 "mFrameCount=%zu format=%#x mFormat=%#x isLinear=%d channelMask=%#x "
                 "sampleRate=%u mSampleRate=%u "
                 "hasFastMixer=%d tid=%d fastTrackAvailMask=%#x",