Utilize standalone mode for emulator.sh

scripts/emulator.sh

@@ -45,17 +45,10 @@ chmod 777 busybox
 chmod 777 magiskinit
 
 if [ `./busybox id -u` -ne 0 ]; then
-  # Re-run script with root
-  exec /system/xbin/su 0 sh $0
+  # Re-exec script with root
+  exec /system/xbin/su 0 ./busybox sh -o standalone $0
 fi
 
-# First setup a good env to work with
-rm -rf bin
-./busybox mkdir bin
-./busybox --install -s bin
-OLD_PATH="$PATH"
-PATH="/data/local/tmp/bin:$PATH"
-
 # Remove previous setup if exist
 pgrep magiskd >/dev/null && pkill -9 magiskd
 [ -f /sbin/magisk ] && umount -l /sbin