Allow no ro.vendor.fingerprint

Some older device don't have that property so ensure that
we only check it if it was available in retry.

Test: unit tests
Bug: 138173477
Change-Id: I3a5c3c18b86a41ae2221d4c2a8b6448e3bb77a04
1 file changed
tree: ce2be62f4ac246d251d6daec23367544499163c7
  1. OWNERS
  2. PREUPLOAD.cfg
  3. build/
  4. common/
  5. test_defs.sh
  6. tools/