sdk_version: "module_current" is supported

module_* is a new API surface for OS modules (e.g. APEXes). It has
slightly bigger API surface than the system_* SDK. Specifically, APIs
with @SystemApi(client=MODULE_LIBRARIES) are added there.

Bug: 146757305
Test: m

Change-Id: I8980e50c0e3a4cd843048e0de1f638e854384f46
diff --git a/java/testing.go b/java/testing.go
index 08bae44..3e5de7d 100644
--- a/java/testing.go
+++ b/java/testing.go
@@ -142,6 +142,7 @@
 		"android_stubs_current",
 		"android_system_stubs_current",
 		"android_test_stubs_current",
+		"android_module_lib_stubs_current",
 		"core.current.stubs",
 		"core.platform.api.stubs",
 		"kotlin-stdlib",