Merge "Clarify licenses for a part of modules in m2" am: 0aeaf698a0

Original change: https://android-review.googlesource.com/c/platform/prebuilts/tools/+/2280788

Change-Id: I5ada15b66c5c08317996fd2d289b6b6be0d78752
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>