Merge "Give audio GID to MANAGE_VOICE_KEYPHRASES apps." into lmp-dev

Author: jsharkey

data/etc/platform.xml

@@ -113,6 +113,12 @@
         <group gid="loop_radio" />
     </permission>
 
+    <!-- Hotword training apps sometimes need a GID to talk with low-level
+         hardware; give them audio for now until full HAL support is added. -->
+    <permission name="android.permission.MANAGE_VOICE_KEYPHRASES">
+        <group gid="audio" />
+    </permission>
+
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