Add `android.system.vold` to sepolicy

Allow the `vold` service to expose the `android.system.vold.IVold`
interface to vendor.

Bug: 362567323
Test: acloud create
Change-Id: I074228c4a1033ddc63a547f15b093fe62a4ae86b
diff --git a/private/vold.te b/private/vold.te
index c242040..8fe8518 100644
--- a/private/vold.te
+++ b/private/vold.te
@@ -291,9 +291,10 @@
 # Allow vold to use wake locks.  Needed for idle maintenance and moving storage.
 wakelock_use(vold)
 
-# Allow vold to publish a binder service and make binder calls.
+# Allow vold to make binder calls and publish binder services.
 binder_use(vold)
 add_service(vold, vold_service)
+add_service(vold, fwk_vold_service)
 
 # Allow vold to call into the system server so it can check permissions.
 binder_call(vold, system_server)