Undo accidental changes to build-prebuilts.sh am: 78f8c5348d am: b993fd5f10 am: e7441e444b am: 74f52c6315

Original change: https://android-review.googlesource.com/c/platform/prebuilts/build-tools/+/2223538

Change-Id: Ie02def6de22e035f1dbae0bc56295457a7d16eca
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>