[LSC] Add LOCAL_LICENSE_KINDS to hardware/libhardware_legacy

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

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all

Exempt-From-Owner-Approval: janitorial work
Change-Id: Id879ff71929846da71ae2df96ab748a4ad464d82

Android.bp

@@ -1,5 +1,22 @@
 // Copyright 2006 The Android Open Source Project
 
+package {
+    default_applicable_licenses: ["hardware_libhardware_legacy_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "hardware_libhardware_legacy_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_library_headers {
     name: "libhardware_legacy_headers",
     vendor_available: true,

audio/Android.bp

@@ -3,6 +3,15 @@
 //AUDIO_POLICY_TEST := true
 //ENABLE_AUDIO_DUMP := true
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_libhardware_legacy_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_libhardware_legacy_license"],
+}
+
 cc_library_static {
 
     srcs: [