Update build-tools to ab/3322739

ckati upstream update, mainly that we no longer ignore shell commands
that include "date" or "echo" when determining whether to regen.

makeparallel update to propagate signals.

Test: Compare build-aosp_arm.ninja files before and after
Test: Manually test regen behavior
Change-Id: I9734c38adb77ea0d8fa9f1f4a393536e107b4fe3
10 files changed
tree: 7d35cda35f1a40fab505e091b634db0eab95454b
  1. darwin-x86/
  2. linux-x86/
  3. build-prebuilts.sh
  4. manifest.xml