Sign the bootloader using avbtool

The signing is effectively no op for now because nothing verifies the
bootloader. However, in the end, the pKVM firmware will verify the
bootloader and use the vbmeta footer appended to it.

Bug: 182169705
Test: atest MicrodroidTestCase
Change-Id: I459250a84969b2a6bfa207085fe267f3a78033d6
4 files changed
tree: 740ccef363794fd0fed1589025581b4599cf8916
  1. apex/
  2. authfs/
  3. docs/
  4. microdroid/
  5. tests/
  6. virtmanager/
  7. vm/
  8. .clang-format
  9. PREUPLOAD.cfg