[LSC] Add LOCAL_LICENSE_KINDS to system/security

Added SPDX-license-identifier-Apache-2.0 to:
  keystore2/src/vintf/Android.bp

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all

Exempt-From-Owner-Approval: janitorial work
Change-Id: Id6e9e2d8f9f418c73749325ca4ee1b29968fada3
1 file changed