hikey: flash-all.sh: Add command to set unique serial number on flash
am: abe80221c3

Change-Id: I6f98bd739b3775a42333824f7e02ece77a5b011d
diff --git a/init.hikey.rc b/init.hikey.rc
index bf16d91..ea344e8 100644
--- a/init.hikey.rc
+++ b/init.hikey.rc
@@ -26,7 +26,6 @@
     # For legacy support
     # See storage config details at http://source.android.com/tech/storage/
     # since /storage is mounted on post-fs in init.rc
-    symlink /sdcard /mnt/sdcard
     symlink /sdcard /storage/sdcard0
 
     # BT LED sysfs entry