Add rules for running audio services in audioserver

audioserver has the same rules as mediaserver so there is
no loss of rights or permissions.

media.log moves to audioserver.

TBD: Pare down permissions.

Bug: 24511453
Change-Id: I0fff24c14b712bb3d498f75e8fd66c2eb795171d
diff --git a/file_contexts b/file_contexts
index 5d60822..0aca0d0 100644
--- a/file_contexts
+++ b/file_contexts
@@ -163,6 +163,7 @@
 /system/bin/vold	u:object_r:vold_exec:s0
 /system/bin/netd	u:object_r:netd_exec:s0
 /system/bin/rild	u:object_r:rild_exec:s0
+/system/bin/audioserver	u:object_r:audioserver_exec:s0
 /system/bin/mediaserver	u:object_r:mediaserver_exec:s0
 /system/bin/mediaextractor	u:object_r:mediaextractor_exec:s0
 /system/bin/mdnsd	u:object_r:mdnsd_exec:s0