vendor: sepolicy: cleanup of adb of network property

Change-Id: I9e5e09873996b48f7eb5b8abf4479c8f9acb9cf8
diff --git a/sepolicy/system_server.te b/sepolicy/system_server.te
index f4c31eb..bb2de87 100644
--- a/sepolicy/system_server.te
+++ b/sepolicy/system_server.te
@@ -1 +1,2 @@
 allow system_server storage_stub_file:dir { getattr };
+allow system_server adbtcp_prop:property_service set;