Merge "Add LICENSE symbolic link." am: 006862966f

Original change: https://android-review.googlesource.com/c/platform/external/desugar/+/2309026

Change-Id: I88b3488f9db497de1d543e538f3baf830ebecdf0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>