Update manifest merger to 31.8.0-alpha08 am: 72f0c5f429

Original change: https://android-review.googlesource.com/c/platform/prebuilts/manifest-merger/+/3326800

Change-Id: If57228dfec5cae00321ba120edb3dc4ec54c923f
Signed-off-by: Automerger Merge Worker <[email protected]>
tree: dd6d6cafe98986b31ffababe449e555e5cd7f08d
  1. com/
  2. Android.bp
  3. import-maven-artifacts.sh