Merge "[LSC] Add LOCAL_LICENSE_KINDS to external/clang" am: ed24341bdf am: 825d81cdf6 am: 7abc7a9fd2 am: 8fb6ebbcfc

Original change: https://android-review.googlesource.com/c/platform/external/clang/+/1587409

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Icf7d5e5d38cb5b382cd639febfc84ce89e2a3150