extract_utils: Remove support for /sbin

Android 11 has removed /sbin support completely
Remove rootfs handling as that was only added for /sbin
Remove write_makefile_packages since it's no longer used

Change-Id: Ie44656d5e30da9637a850df53c4bf3fa1ab0fb2b
1 file changed
tree: 9a245e271da42d17a6c4a043659a8efe2178dc6b
  1. templates/
  2. extract_ota.py
  3. extract_utils.sh
  4. sdat2img.py