Add audioserver to Volantis/Flounder sepolicy

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

TBD: pare down permissions

Bug: 24511453
Change-Id: I3f05adaf4dda1977f0763660d8ef4b92e30d0b36
diff --git a/sepolicy/audioserver.te b/sepolicy/audioserver.te
new file mode 100644
index 0000000..d9bb350
--- /dev/null
+++ b/sepolicy/audioserver.te
@@ -0,0 +1,3 @@
+allow audioserver system_server:unix_stream_socket { read write };
+allow audioserver self:netlink_kobject_uevent_socket create_socket_perms;
+allow audioserver sensorservice_service:service_manager find;