am 55b763ff: Grant sdcard_r to ril-daemon.

* commit '55b763ff7b779d7ee91f245e0887332db8782afe':
  Grant sdcard_r to ril-daemon.
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 63e0ee9..25e6750 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -392,7 +392,7 @@
     socket rild stream 660 root radio
     socket rild-debug stream 660 radio system
     user root
-    group radio cache inet misc audio sdcard_rw log
+    group radio cache inet misc audio sdcard_r sdcard_rw log
 
 service surfaceflinger /system/bin/surfaceflinger
     class main