hal: set Dolby DMID for low latency playback

- Remove additional check to set Dolby DMID
  for low latency playback. DMID should
  be set for all playback use cases.

Change-Id: Ia93e1b13cc61145148a1bf520a222f8e480b3e2b
CRs-Fixed: 620246
diff --git a/hal/audio_extn/dolby.c b/hal/audio_extn/dolby.c
index bcc7381..094f077 100644
--- a/hal/audio_extn/dolby.c
+++ b/hal/audio_extn/dolby.c
@@ -430,8 +430,7 @@
 
     list_for_each(node, &adev->usecase_list) {
         usecase = node_to_item(node, struct audio_usecase, list);
-        if ((usecase->type == PCM_PLAYBACK) &&
-            (usecase->id != USECASE_AUDIO_PLAYBACK_LOW_LATENCY))
+        if (usecase->type == PCM_PLAYBACK)
             send = true;
     }
     if (!send)