[LSC] Add LOCAL_LICENSE_KINDS to external/libaom am: a029c620aa am: 0021471ad7 am: 8ad9973d98 am: 5c4534a80d am: 462e035dd8

Original change: https://android-review.googlesource.com/c/platform/external/libaom/+/1865121

Change-Id: Ibf1c11712511145a7fb178bb298ec2f27e2274fd