Suppress another stack taking part in the lock inversion in AudioStreamHandlerTest.Play

Right now TSan doesn't support suppressions for any lock inversion stacks but the top one.

BUG=374135
TBR=jyasskin@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/295933004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@271691 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/tsan_v2/suppressions.txt

@@ -271,6 +271,7 @@ deadlock:net::SSLClientSocketNSS::Core::DoHandshakeLoop
 # http://crbug.com/374135
 race:media::AlsaWrapper::PcmWritei
 deadlock:media::AudioOutputDispatcherImpl::StopStream
+deadlock:media::AudioStreamHandler::AudioStreamContainer::OnMoreData
 
 # http://crbug.com/374151
 deadlock:media::FakeAudioConsumer::Worker::DoRead