[LSC] Add LOCAL_LICENSE_KINDS to external/aac

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

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

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all

Exempt-From-Owner-Approval: janitorial work
Change-Id: I518bcad1cb91b80b2bcce1726f53aadf9afc749e
2 files changed