audio: clean up makefiles

* Restructure to remove dependencies elsewhere in the AOSP tree, move APEX
  definition from subdirectory, 'bpfmt -s -w Andoid.bp', etc.
* Remove package license definitions that are not visible in this context.

audio/alsa_utils/Android.bp

@@ -1,27 +1,10 @@
 // Copyright (C) 2015 The Android Open Source Project
+// Copyright (C) 2025 KonstaKANG
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
+// SPDX-License-Identifier: Apache-2.0
 
-package {
-    // http://go/android-license-faq
-    // A large-scale-change added 'default_applicable_licenses' to import
-    // the below license kinds from "system_media_license":
-    //   SPDX-license-identifier-Apache-2.0
-    default_applicable_licenses: ["system_media_license"],
-}
-
-cc_defaults {
-    name: "libalsautils_rpi_defaults",
+cc_library {
+    name: "libalsautilsv2-rpi",
     vendor_available: true,
     srcs: [
         "alsa_device_profile.c",
@@ -40,6 +23,7 @@ cc_defaults {
         "libaudioutils",
         "libcutils",
         "liblog",
+        "libtinyalsav2",
     ],
     cflags: [
         "-Wall",
@@ -47,19 +31,3 @@ cc_defaults {
         "-Wno-unused-parameter",
     ],
 }
-
-cc_library {
-    name: "libalsautils-rpi",
-    defaults: ["libalsautils_rpi_defaults"],
-    shared_libs: [
-        "libtinyalsa",
-    ],
-}
-
-cc_library {
-    name: "libalsautilsv2-rpi",
-    defaults: ["libalsautils_rpi_defaults"],
-    shared_libs: [
-        "libtinyalsav2",
-    ],
-}