Android.mk: do not copy initrd files

The mkbootfs can combine several dirs into one ramdisk so
no need to copy them.

I misused the installer dir for initrd.img for a long time.
Move the generated initrd files to another dir.
2 files changed
tree: ff84dcbb0003f36c2ae4ac6f1acd228a32b945d0
  1. boot/
  2. editdisklbl/
  3. initrd/
  4. install/
  5. rpm/
  6. Android.mk
  7. CleanSpec.mk