[LSC] Add LOCAL_LICENSE_KINDS to system/extras

Added SPDX-license-identifier-Apache-2.0 to:
  mtectrl/Android.bp

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all
Change-Id: Ie75712660ffee2331194f09dbd2832df143ea021
1 file changed