Delete /mnt/sdcard symlink

Bug: 28108983
Change-Id: I1ab9c46834ec106de1da36dc65309161df850312
diff --git a/init.mini-emulator.rc b/init.mini-emulator.rc
index 628015e..7d63615 100644
--- a/init.mini-emulator.rc
+++ b/init.mini-emulator.rc
@@ -1,6 +1,4 @@
 on init
-    # Support legacy paths
-    symlink /sdcard /mnt/sdcard
     symlink /sdcard /storage/sdcard0
 
     mount debugfs debugfs /sys/kernel/debug