Add updatable_media_stubs to prevent private API use.

Bug: 123551910, Bug: 123253805
Test: build
Change-Id: Id46ff05fa01db726d613ee2299b0c27921c88aae
diff --git a/java/config/config.go b/java/config/config.go
index 5c838a5..a43d790 100644
--- a/java/config/config.go
+++ b/java/config/config.go
@@ -29,7 +29,7 @@
 
 	DefaultBootclasspathLibraries = []string{"core.platform.api.stubs", "core-lambda-stubs"}
 	DefaultSystemModules          = "core-platform-api-stubs-system-modules"
-	DefaultLibraries              = []string{"ext", "framework"}
+	DefaultLibraries              = []string{"ext", "framework", "updatable_media_stubs"}
 	DefaultLambdaStubsLibrary     = "core-lambda-stubs"
 	SdkLambdaStubsPath            = "prebuilts/sdk/tools/core-lambda-stubs.jar"
 
@@ -43,6 +43,7 @@
 		"android.car7",
 		"core-oj",
 		"core-libart",
+		"updatable-media",
 	}
 
 	ManifestMergerClasspath = []string{