[LSC] Add LOCAL_LICENSE_KINDS to external/google-fonts/zilla-slab am: 776443897f am: 5b376c16ce am: 801eb44336 am: ed55bed370

Original change: https://android-review.googlesource.com/c/platform/external/google-fonts/zilla-slab/+/1588638

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ibc54e7a38b923f3fdf49e1e40ce7f406db9e6b77