[LSC] Add LOCAL_LICENSE_KINDS to external/iperf3 am: 0dad6508a8 am: bbb51e9de0

Original change: https://android-review.googlesource.com/c/platform/external/iperf3/+/1588598

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I37dd2431a0507ba4018ce9da60fed268780e481b