[LSC] Add LOCAL_LICENSE_KINDS to external/rnnoise

Added SPDX-license-identifier-BSD to:
  Android.bp

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all

Exempt-From-Owner-Approval: janitorial work
Change-Id: If73e05bab3cfde8e04ade83e56fa64395526697d
diff --git a/Android.bp b/Android.bp
index db209ae..6c67368 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,3 +1,20 @@
+package {
+    default_applicable_licenses: ["external_rnnoise_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "external_rnnoise_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-BSD",
+    ],
+    license_text: [
+        "COPYING",
+    ],
+}
+
 cc_library_static {
     name: "rnnoise_rnn_vad",
     // vendor needed for libpreprocessing effects.