[LSC] Add LOCAL_LICENSE_KINDS to external/openwrt-prebuilts am: e08326e179 am: 12a485f25d

Original change: https://android-review.googlesource.com/c/platform/external/openwrt-prebuilts/+/1858060

Change-Id: I140316bc741f40ae90c760e3a5f680244dda92c8