Add '--prebuilts' build option.

This option will build emulator prebuilts (e.g. Qt6).

Bug: 299464843
Test: tools/buildSrc/servers/build_tools.py --prebuilts
Change-Id: Ic8a1200ba5dab100034097c32ac5431de55382d7
1 file changed
tree: 728ea5a2f68654a4e2e465e4421fa3b9d0404acd
  1. base/
  2. servers/
  3. src/
  4. .gitignore
  5. build.gradle
  6. README
  7. readme.txt