Increase A2DP flush timeout from 120ms to 200ms.

This is to reduce the chance of skipping on A2DP sinks that have buffers
larger than 120ms. Changed on advice from BCM.

Change-Id: I3d6574b30b362b43e311991eb3cc41776c5f9b52
diff --git a/common/android_bluez.c b/common/android_bluez.c
index 3f33332..be85563 100644
--- a/common/android_bluez.c
+++ b/common/android_bluez.c
@@ -187,7 +187,7 @@
     ret = vendor_high_priority(fd, acl_handle);
     if (ret < 0)
         goto out;
-    ret = write_flush_timeout(fd, acl_handle, 120);
+    ret = write_flush_timeout(fd, acl_handle, 200);
 
 out:
     close(fd);