Merge "[LSC] Add LOCAL_LICENSE_KINDS to external/libpng" am: eee63db009 am: d2ece84bd7

Original change: https://android-review.googlesource.com/c/platform/external/libpng/+/1649711

Change-Id: Ida6b9f0b8aabaac0b1e04b7bdb1cca14a125d07e