Merge "Revert "Revert "Build notice files from license metadata.""" am:...

Merge "Revert "Revert "Build notice files from license metadata.""" am: 3aae38d4 am: b0489dec am: bf82573d am: 0a6539dd

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2051564



Change-Id: Ibe388340ea78aba36f9657a142d71b3177bace60
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>