Add partition flags to ARM host image script

This allows the user to specify what partitions
are generated by the script.  This is useful if,
for example, the U-Boot partitions are needed
but the rootfs is not needed.

BUG: 141692755
Test: local build and run on rock pi 4b
Change-Id: I07e404f4c79731e97800cf884864619215a31866
1 file changed
tree: 91cb2c442a6f73c11c7fad07dfe5e6949298fe7f
  1. common/
  2. guest/
  3. host/
  4. tests/
  5. tools/
  6. Android.bp
  7. Android.mk
  8. OWNERS
  9. TEST_MAPPING