binder_use: Allow servicemanager callbacks

In order for services registered with LazyServiceRegistrar to dynamically stop, servicemanager needs to be able to call into client processes (to notify them and trigger shutdown).

Bug: 143108344
Test: aidl_lazy_test
Change-Id: I402d0bcc5e668bf022162c7ce7393d5b77256479
diff --git a/private/lpdumpd.te b/private/lpdumpd.te
index 458a8f1..3bcd761 100644
--- a/private/lpdumpd.te
+++ b/private/lpdumpd.te
@@ -38,4 +38,5 @@
     -dumpstate
     -lpdumpd
     -shell
+    -servicemanager
 } lpdumpd:binder call;