[LSC] Add LOCAL_LICENSE_KINDS to packages/apps/Camera2

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

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all

Exempt-From-Owner-Approval: janitorial work
Change-Id: Ia2923ca12ac97066d3021c053b114b15b537e704
2 files changed