Add LOCAL_LICENSE_KINDS to bionic

Added SPDX-license-identifier-Apache-2.0 to:
  apex/Android.bp
  libdl/Android.bp
  tools/Android.bp
  tools/versioner/Android.bp
  tools/versioner/src/Android.bp

Added SPDX-license-identifier-Apache-2.0 SPDX-license-identifier-BSD to:
  benchmarks/Android.bp
  benchmarks/linker_relocation/gen/Android.bp
  libc/malloc_debug/Android.bp
  libc/system_properties/Android.bp
  tests/Android.bp
  tests/libs/Android.bp
  tests/libs/Android.build.dlext_testzip.mk
  tests/make_fortify_compile_test.mk

Added SPDX-license-identifier-Apache-2.0 SPDX-license-identifier-BSD
    SPDX-license-identifier-ISC SPDX-license-identifier-MIT
    legacy_notice legacy_unencumbered
to:
  libc/Android.bp

Added SPDX-license-identifier-Apache-2.0 SPDX-license-identifier-BSD
    SPDX-license-identifier-MIT legacy_unencumbered
to:
  libm/Android.bp

Added SPDX-license-identifier-Apache-2.0 legacy_unencumbered
to:
  libc/tools/Android.bp

Added SPDX-license-identifier-BSD
to:
  benchmarks/linker_relocation/Android.bp
  benchmarks/spawn/Android.bp
  libc/async_safe/Android.bp
  libc/malloc_hooks/Android.bp
  libfdtrack/Android.bp
  linker/Android.bp
  tests/headers/Android.bp
  tests/headers/posix/Android.bp

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all
Exempt-From-Owner-Approval: janitorial work
Change-Id: Ib05bcaa276b3aa71a7654ccbe8e67e1f16aec9f3
diff --git a/libdl/Android.bp b/libdl/Android.bp
index 5c9fc9c..3004671 100644
--- a/libdl/Android.bp
+++ b/libdl/Android.bp
@@ -1,6 +1,21 @@
 //
 // libdl
 //
+package {
+    default_applicable_licenses: ["bionic_libdl_license"],
+}
+
+license {
+    name: "bionic_libdl_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_library_static {
     name: "libdl_static",
     defaults: ["linux_bionic_supported"],