Glimpse: Set default_applicable_licenses

Change-Id: I736760eb0c7e180c18fc48c0f11e82de91417a34
diff --git a/app/Android.bp b/app/Android.bp
index 3c0d799..9602bab 100644
--- a/app/Android.bp
+++ b/app/Android.bp
@@ -3,6 +3,10 @@
 // SPDX-License-Identifier: Apache-2.0
 //
 
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
 android_app {
     name: "Glimpse",