[LSC] Add LOCAL_LICENSE_KINDS to system/security

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

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all
Change-Id: I816f5ba7db5e359b97f1bd0222ca43eebacfc4d1
1 file changed