[LSC] Add LOCAL_LICENSE_KINDS to packages/apps/ThemePicker

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

Bug: 68860345
Bug: 151177513
Bug: 151953481

Test: m all

Exempt-From-Owner-Approval: janitorial work
Change-Id: Id95bda3ca4a3afc1922439a018b0a535a3183c31
diff --git a/Android.bp b/Android.bp
index 5ca9f02..7aa7a98 100644
--- a/Android.bp
+++ b/Android.bp
@@ -15,6 +15,10 @@
 //
 
 
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
 filegroup {
     name: "ThemePicker_srcs",
     srcs: [