Enforce <uses-library> checks for android_app and android_app_import.

Bug: 132357300
Test: lunch aosp_cf_x86_phone-userdebug && m
Change-Id: Ib9653aa27a173f0f0c03c7c9b0963d8ea71bb155

java/app_import.go

@@ -430,6 +430,8 @@ func AndroidAppImportFactory() android.Module {
 	android.InitDefaultableModule(module)
 	android.InitSingleSourcePrebuiltModule(module, &module.properties, "Apk")
 
+	module.usesLibrary.enforce = true
+
 	return module
 }