Add new key eve and shim apex for key downgrade testing

Bug: 136002636
Test: builds successfully
Test: m com.android.apex.cts.shim.v2_signed_eve dist
      DIST_DIR=./out/dist
Change-Id: I10754cbd237f6c923537c931365df5b88a249154
1 file changed
tree: 44c4590936aa52862e4c36ea248599ac576a7cdc
  1. apexd/
  2. apexer/
  3. docs/
  4. proto/
  5. shim/
  6. tests/
  7. CleanSpec.mk
  8. OWNERS
  9. PREUPLOAD.cfg