Create script to split universal binaries for layoutlib am: 5fc5c5399b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/layoutlib/+/16439301

Change-Id: I86805de7faf891de5d112cf6852f8bc659eb9cd3