[LSC] Add LOCAL_LICENSE_KINDS to packages/apps/Launcher3

Added SPDX-license-identifier-Apache-2.0 to:
  Android.mk

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all

Exempt-From-Owner-Approval: janitorial work
Change-Id: I68b3eb245ece3476ed1e5a6e08537efb438e5641
Merged-in: Ib2fe11ca0c8937b49323dfb4759a0a8770a5cfa6
Merged-in: I069f0fcd0652dcfd3e9c539e1f9bcb4c9225a10b